Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 252
Name: Compositions >
Description: (A) Compositions of matter, having or not having structure, physical form or heterogeneous arrangement of components and for which there is no provision elsewhere.










Class Number Class Name No. of Patents
252/184

Absorptive, or bindive, and chemically yieldive (e.g., ion exchanger)

356
252/DIG.18

Activation-platinum

2
252/193

Ammonia, alkali or base, bindant containing

49
252/365

Anti-ingestible or denatured

13
252/366

Alcohol type

10
252/62.3R

Barrier layer device compositions

79
252/62.3C

Binary alloy or carbide; e.g., al, in, lic

30
252/62.3E

Free element containing

61
252/62.3S

Selenium or tellurium

13
252/62.3GA

Group iii element containing binary compound; e.g., ga, as

123
252/62.3V

Group vi element-containing

36
252/62.3BT

Containing group iv element and oxygen; e.g., barium, titanium iii oxide

82
252/62.3ZB

Groups ii and v elements containing binary compund; e.g., zinc, bismuth

19
252/62.3ZT

Groups ii and vi elements containing binary compound; e.g., zn, te

50
252/62.3Q

Organic

49
252/62.3T

Thermoelectric

92
252/183.11

Chemically interactive reactants (vis-a-vis)

215
252/183.14

Inorganic reactants only

65
252/183.15

Calcium carbide precursors

1
252/183.16

Contains carbonate or bicarbonate

11
252/183.13

Organic reactant admixed with inorganic reactant

122
252/183.12

With stabilizer or inhibitor

71
252/700

Chemiluminescent

226
252/189

Co, s, negative element, or acid, bindant containing

198
252/192

Alkali-metal or alkali-metal compound containing

133
252/191

Basis-iron containing

47
252/190

With absorbents

140
252/182.11

Compositions containing a single chemical reactant or plural noninteractive chemical reactants; i.e., not vis-a-vis

97
252/182.32

Inorganic reactant other than sulfur containing

102
252/182.35

Reactant contains aluminum or phosphorus

39
252/182.33

Reactant contains heavy metal

72
252/182.34

Reactant contains nitrogen

42
252/182.12

Organic reactant

215
252/182.13

For subsequent solid polymer treatment or preparation; e.g., crosslinking, grafting, curing, hardening, vulcanizing, etc.

183
252/182.14

Reactant contains element other than c, h, o, or n

103
252/182.15

Halogen

92
252/182.16

Bromine or iodine

32
252/182.17

Sulfur

126
252/182.18

Reactant contains ethylenic group

157
252/182.19

Cyclic anhydride moiety

12
252/182.2

Reactant contains isocyante (-n=c=o) or blocked isocyanate group

317
252/182.21

Two or more reactants containing isocyanate or blocked isocyanate groups

177
252/182.22

Urethane (-n-c(=o)-o-c-) group

237
252/182.23

Reactant contains oxygen

144
252/182.28

Reactant contains carboxylic acid group or derivative thereof

163
252/182.24

Reactant contains plural hydroxyl groups

343
252/182.27

Reactant contains ether linkage

309
252/182.26

Reactant contains nitrogen

215
252/182.25

Three or more reactants containing plural hydroxyl groups

127
252/182.31

Reactant contains phenolic, phenolic ether, or inorganic phenolate group

32
252/182.3

Reactant contains phosphorus, silicon, or sulfur atom, or contains metal-to-carbon bond

106
252/182.29

With stabilizer or inhibitor

191
252/88.2

Compositions for coating or impregnating a substrate used for collecting fine particles by adherence, or processes of preparing (e.g., for impregnating dusting cloths, dust filters, etc.)

62
252/8.91

Compositions for enhancing the appearance of consumer textile goods (other than cleaning compositions or auxiliary compositions for cleaning), or processes of preparing (e.g., antistatic or wrinkle-removing spray for garments, etc.)

129
252/567

Defined liquid dielectric dispersed in defined web or sheet

48
252/950

Doping agent source material

46
252/951

For vapor transport

47
252/8.61

Durable finishes for textile materials, or processes of preparing (e.g., crease resistant, moisture absorbent, antistatic, etc., finishes)

384
252/8.62

Oil or water repellent or soil resistant or retardant

327
252/8.63

Textile softening

198
252/88.1

Dust suppressants for bulk materials, or processes of preparing (e.g., for consolidating dust in coal mines, controlling soil erosion, etc.)

137
252/500

Electrically conductive or emissive compositions

2361
252/516

Carbide containing

215
252/502

Elemental carbon containing

684
252/504

With carbide

88
252/503

With free metal

271
252/506

With metal compound

369
252/508

Aluminum compound

119
252/509

Magnesium, alkaline earth metal, or rare earth metal compound

114
252/507

Titanium or zirconium compound

131
252/510

With organic component

458
252/511

Resin, rubber, or derivative thereof containing

1494
252/505

With radioactive material

6
252/512

Free metal containing

1375
252/513

Iron group metal (iron, cobalt, nickel)

602
252/514

Noble metal (gold, silver, ruthenium, rhodium, palladium, osmium, iridium, platinum)

1247
252/515

Tungsten

114
252/501.1

Light sensitive

286
252/518.1

Metal compound containing

698
252/521.4

Boron containing or with boron compound

70
252/519.1

Compound viewed as composition (i.e., wherein atoms or molecules in a chemical formula are not present as whole small integer values or cannot be multiplied by a single-digit factor to yield integer values)

408
252/519.13

Bismuth, ruthenium, or iridium containing

138
252/519.15

Four diverse metals containing

167
252/519.14

Sulfur, tellurium, selenium, nitrogen, phosphorus, or boron containing

116
252/519.12

Titanium containing

135
252/521.5

Halogen, carbon, phosphorus, or nitrogen containing

149
252/521.2

Iron, cobalt, or nickel compound

253
252/519.2

Organometallic (e.g., soap, complex, etc.)

187
252/519.21

With additional organic compound

189
252/521.1

Rare earth metal compound

189
252/521.3

Silicon containing or with silicon compound

235
252/520.3

Silver, gold, or platinum compound

108
252/519.4

Sulfur, selenium, or tellurium containing

138
252/520.1

Tin compound

251
252/520.2

Titanium or zirconium compound

222
252/520.21

Additional diverse metal containing

162
252/520.22

Boron, silicon, phosphorus, nitrogen, hydrogen, carbon, or halogen containing

82
252/520.5

Tungsten or yttrium compound

116
252/520.4

Vanadium compound

66
252/521.6

With nonmetal compound containing halogen, nitrogen, phosphorus, or sulfur

48
252/519.3

With organic compound

239
252/519.31

The organic compound contains silicon

75
252/519.32

The organic compound is a natural resin, protein, lignin, carbohydrate, or derivative thereof

85
252/519.33

The organic compound is a polymer

366
252/519.34

The metal compound contains halogen, sulfur, selenium, phosphorus, arsenic, boron, or nitrogen

215
252/519.5

Zinc compound

172
252/519.51

Additional diverse metal containing

101
252/519.54

Silicon containing or with compound of bismuth or silicon

94
252/519.52

With boron compound

65
252/519.53

With halogen compound

11
252/517

Radioactive material containing

39
252/62.2

Electrolytes for electrical devices (e.g., rectifier, condenser)

938
252/79.1

Etching or brightening compositions

1238
252/79.5

Alkali metal hydroxide containing

265
252/79.2

Inorganic acid containing

603
252/79.3

Fluorine compound containing

523
252/79.4

With organic material

668
252/378R

Exfoliated or intumesced

147
252/378P

Perlite

41
252/601

Fire retarding

369
252/605

Containing gas

24
252/610

Dispersion or colloidal system

144
252/611

For dispersion or collodial system

48
252/603

For living matter

54
252/609

For solid synthetic polymer and reactants thereof

576
252/608

For textile (i.e., woven material)

209
252/607

For wood or cellulosic material other than textile

255
252/602

Having disparate function

148
252/606

Intumescent

179
252/604

Material physically quantified

62
252/2

Fire-extinguishing

291
252/3

Foam or gas phase containing

203
252/8.05

Foam-stabilizant or colloid-stabilizant containing

146
252/4

Gas generative, chemically

47
252/7

Carbonates or ammonium salts containing or pyrolytic

93
252/5

Dry, combustion type

62
252/6

Low temperature chemically interreactive

12
252/6.5

Foam-stabilizant or colloid-stabilizant containing

18
252/8

Volatile or gas charged liquids containing

123
252/570

Fluent dielectric

184
252/574

B-, p-, s-, se-, or te-containing

41
252/571

Gaseous or gas-containing

69
252/581

Halogenated polycyclic compound-containing

33
252/572

Metal- or insoluble component-containing; e.g., slurry, grease, etc.

176
252/575

N-containing

28
252/576

O in n compound

15
252/577

Nitro or nitroso compound

0
252/578

O-containing

69
252/579

Carboxylic acid ester

81
252/580

Halogen-containing

32
252/573

Si-containing

86
252/70

Frost-preventing, ice-thawing, thermostatic, thermophoric, or cryogenic

829
252/372

Gaseous compositions

152
252/373

Carbon-oxide and hydrogen containing

1212
252/374

Nitrogen and hydrogen containing

46
252/377

From elementary nitrogen and hydrogen only or purification

18
252/375

Nitrogen from air or elementary nitrogen only and hydrogen from compounds

26
252/376

Hydrogen from hydrocarbons

75
252/181.1

Getters or gas or vapor generating materials for electric lamps, electric space discharge devices, and similar devices

85
252/181.5

Gaseous getters

14
252/181.6

Metal or metal compound containing

126
252/181.7

Magnesium, alkali-metal, or alkaline-earth metal

62
252/181.2

Plural getter and/or gas or vapor generating materials

27
252/181.3

Reactive compositions

31
252/181.4

Containing magnesium, alkali-metal and alkaline-earth metal, or compound thereof

34
252/182.1

Having utility as a reactive material in an electrochemical cell; e.g., battery, etc.

653
252/62

Heat or sound insulating

431
252/71

Heat-exchange, low-freezing or pour point, or high boiling compositions

306
252/73

Organic components

541
252/79

Carboxylic organic compounds containing

304
252/74

Metal compounds or inorganic components (except water)

262
252/76

Carboxylic organic compounds containing

251
252/75

Organic compounds of nonmetals other than c, h, and o

430
252/77

Organic compounds of nonmetals other than c, h, and o

364
252/78.1

Organic compounds of nonmetals other than c, h, o, and n

239
252/78.5

Organic p containing compounds

192
252/78.3

Organic si containing compounds

217
252/72

With leak-stopping agents

59
252/963

Humidity or moisture indicators

19
252/194

Humidostatic, water removive, bindive, or emissive

360
252/492

Incandescent mantle compositions

11
252/301.36

Inorganic luminescent compositions with organic nonluminescent material

307
252/301.4R

Inorganic luminescent compositions

1218
252/301.4H

Compositions containing halogen; e.g., halides and oxyhalides

511
252/301.4F

Group iv element containing

774
252/301.4P

Phosphorus containing

382
252/301.4S

Sulfur containing

386
252/301.5

Tungsten containing

134
252/301.6R

Zinc or cadmium containing

342
252/301.6F

Group iv element containing

265
252/301.6P

Phosphorus containing

165
252/301.6S

Sulfur containing

344
252/964

Leak detection

41
252/8.57

Leather or fur treating (other than cleaning compositions or auxiliary compositions for cleaning)

219
252/582

Light transmission modifying compositions

807
252/586

Displaying color change

584
252/587

Infrared

340
252/584

Inorganic crystalline solid

176
252/583

Modification caused by energy other than light

267
252/585

Producing polarized light

194
252/588

Ultraviolet

133
252/589

Organic material

308
252/299.01

Liquid crystal compositions

2298
252/299.7

Cholesteric liquid crystal composition containing a sterol derivative

175
252/299.3

Containing charge-transfer agents

61
252/299.2

Containing dopant salt

104
252/299.5

Containing nonchiral additive having no specified mesophase

755
252/299.4

Containing nonchiral aligning agents

194
252/299.6

Containing nonsteryl liquid crystalline compound of specified structure

638
252/299.64

Aryl ester of aryl acid having three benzene rings

452
252/299.65

Benzene rings linked by direct bond

557
252/299.66

Benzene rings linked by direct bond

1404
252/299.68

Including benzene rings bonded through azo, azoxy, or azomethine linkage

185
252/299.63

Including fully saturated ring

1571
252/299.62

Including fused or bridged rings

753
252/299.61

Including heterocyclic ring

1538
252/299.67

Phenyl benzoate derivative

1101
252/299.1

Containing pleochroic dye

345
252/62.51R

Magnetic

326
252/62.51C

Chromium or chromium compound containing

47
252/62.52

Flaw detection or magnetic clutch

204
252/62.55

Free metal or alloy containing

398
252/62.56

Iron-oxygen compound containing

586
252/62.58

With boron, aluminum, thallium, or indium

165
252/62.6

With group i metal

160
252/62.61

Lithium

62
252/62.62

With group ii metal or lead

333
252/62.63

Calcium, barium, strontium, or lead

319
252/62.64

Magnesium

130
252/62.57

With scandium, yttrium, gallium, rare earth, or actinide

218
252/62.59

With titanium, zirconium, silicon, hafnium, germanium, or tin

321
252/62.53

With wax, bitumen, resin, or gum

168
252/62.54

Synthetic resin

1016
252/1

Miscellaneous (e.g., artificial snow)

246
252/408.1

Nonreactive analytical, testing, or indicating compositions

561
252/301.16

Organic luminescent material containing compositions

840
252/301.19

Inspection penetrant compositions

65
252/301.34

Natural resin, cellulose, or derivatives containing

73
252/301.21

Optical brightening compositions

217
252/301.25

Azine containing

43
252/301.27

Azole containing

69
252/301.28

Thiazoles or oxazoles

56
252/301.29

Tri- or tetrazoles

43
252/301.31

Five-membered ring having four carbon atoms and one nitrogen atom

25
252/301.32

Hetero-s-atom or hetero-o-atom containing

77
252/301.22

Heterocyclic compounds having an intercyclic acyclic methine linkage

97
252/301.24

Thiazoles or oxazoles

64
252/301.23

Triazines

108
252/301.26

Six-membered ring having one hetero-n-atom

93
252/301.17

Scintillating or lasing compositions

165
252/301.18

Heavy metal containing

47
252/301.35

Synthetic resin containing

419
252/301.33

With inorganic luminescent material

77
252/186.1

Oxidative bleachant, oxidant containing, or generative

186
252/186.25

Composition containing a stabilizer or a product in the form of a surface-modified, impregnated, encapsulated, or surface-coated article; or process of producing said composition

212
252/186.36

Contains free halogen or oxy-halogen acid type

102
252/186.37

Contains alkaline earth metal

65
252/186.33

Contains group viib or group viii metal or compound thereof

133
252/186.34

Contains organohalogen compound as oxidant

51
252/186.35

Chloroisocyanurate

78
252/186.27

Inorganic peroxide

211
252/186.32

Contains group ia metal peroxide

73
252/186.28

Contains hydrogen peroxide

137
252/186.29

With organic material

173
252/186.3

Contains perborate

73
252/186.31

With organic material

109
252/186.26

Organic peroxide

262
252/186.2

Composition containing two or more solid materials with defined physical dimensions; e.g., surface areas, volumes, etc., or process of producing said composition

51
252/186.38

Contains activator admixed with inorganic peroxide

364
252/186.39

Contains heterocyclic compound

180
252/186.4

Oxygen heterocycle

33
252/186.41

Hydrogen peroxide

136
252/186.24

Contains elemental material devoid of water

24
252/186.44

Contains inorganic nitrogen containing compound

39
252/186.43

Contains inorganic peroxide

239
252/186.42

Contains organic peroxide

229
252/187.1

Free halogen or oxy-halogen acid type

89
252/187.31

Chlorate or perchlorate

46
252/187.21

Chlorine dioxide or monoxide

103
252/187.22

With elemental chlorine

6
252/187.23

Chlorite

114
252/187.24

Hypochlorite

103
252/187.25

Alkali metal hypochlorite

135
252/187.26

Sodium

133
252/187.27

Alkaline earth metal hypochlorite

79
252/187.28

Calcium

77
252/187.29

With alkali metal compound

54
252/187.3

With alkaline earth metal compound

48
252/187.32

Hypochlorous acid

15
252/187.2

Oxidant contains halogen other than chlorine

50
252/187.33

Oxidant contains n-cl bond

46
252/187.34

Chloroisocyanurate

76
252/186.21

Plural oxidants

99
252/186.22

Contains plural peroxides

55
252/186.23

Organic peroxide

62
252/60

Physical separation agents

137
252/61

Froth-flotation or differential adherence

386
252/62.9R

Piezoelectric

396
252/62.9PZ

Lead, zirconium, titanium or compound thereof containing

381
252/185

Plumbiferous sulphur bindant or modifiant containing

7
252/380

Preservative agents

123
252/381

Anti-caking, separative or protective coatings or zones

35
252/382

Foams, liquids, or fluids

54
252/385

Inorganic compound or element containing

94
252/383

Organic and inorganic matter containing

126
252/384

Organic compound containing

165
252/387

Anti-corrosion

356
252/388

Organic compound containing

146
252/390

Amine, amide, azo, or nitrogen-base radical containing

415
252/392

Oxygen organic compound containing

558
252/391

Sulphur organic compound containing

259
252/389.1

Component inorganic or organic comprising element other than c,h,o,n,s, and halogen

113
252/389.62

Alkali metal or nh4+ containing

173
252/389.4

Boron containing

44
252/389.41

Organo boron

26
252/389.5

Chromium containing

34
252/389.61

Group iia metal containing

116
252/389.51

Lead containing

11
252/389.54

Molybdenum, arsenic, antimony, vanadium, bismuth, tungsten, selenium, or tellurium containing

111
252/389.53

Nickel, iron, cobalt, copper, manganese, mercury, or cadmium containing

93
252/389.2

Phosphorus containing

206
252/389.21

Nitrogen and/or sulfur in phosphorus compound

53
252/389.22

Pentavalent p, except h(n+2)pno(3n+1)

154
252/389.23

Pentavalent p, except h(n+2)pno(3n+1)

139
252/389.24

Trivalent p (e.g., phosphorus acid, phosphites, etc.)

50
252/389.3

Silicon containing

67
252/389.31

Organo silicon

65
252/389.32

Nitrogen containing (e.g., amino, etc.)

23
252/389.52

Zinc or aluminium containing

124
252/394

Nitrogen organic compound containing

302
252/396

Oxygen organic compound containing

333
252/393

Phenol or quinone radical containing

91
252/395

Sulphur organic compound containing

167
252/397

Anti-oxidants or chemical change inhibitants

173
252/399

Organic compound containing

128
252/400.62

Alkali metal or nh4+ containing

65
252/401

Amine, amide, azo, or nitrogen-base radical containing

371
252/403

Oxygen organic compound containing

463
252/402

Sulphur organic compound containing

222
252/400.1

Component inorganic or organic comprising element other than c,h,o,n,s, and halogen

122
252/400.4

Boron containing

23
252/400.41

Organo boron

22
252/400.5

Chromium containing

16
252/400.51

Lead containing

31
252/400.54

Molybdenum, arsenic, antimony, vanadium, bismuth, tungsten, selenium, or tellurium containing

55
252/400.53

Nickel, iron, cobalt, copper, manganese, mercury, or cadmium containing

91
252/400.2

Phosphorus containing

109
252/400.21

Nitrogen or sulfur in phosphorus compound

118
252/400.22

Pentavalent p, but not fully oxygenated

45
252/400.23

Pentavalent p, but not fully oxygenated

63
252/400.24

Trivalent p (e.g., phosphorous acid, phosphites, etc.)

147
252/400.3

Silicon containing

26
252/400.31

Organo silicon

44
252/400.52

Zinc or aluminium containing

93
252/400.61

Group iia metal containing

74
252/405

Nitrogen organic compound containing

214
252/407

Oxygen organic compound containing

309
252/404

Phenol or quinone radical containing

358
252/406

Sulphur organic compound containing

198
252/398

Plant or animal matters of unknown compositions

39
252/600

Radiation sensitive

236
252/625

Radioactive compositions

115
252/644

As a source of radiation or heat

45
252/645

For tracing, tagging, or testing

91
252/634

In form of sol solution or gel

36
252/635

Including production of solid particles by chemical reaction

63
252/646

Luminescent

36
252/647

Laser

8
252/636

Nuclear reactor fuel

76
252/642

Actinide carbides only

4
252/637

Actinide having nonactinide component

24
252/639

Carbon containing component

35
252/640

Free metal or metal compound component

26
252/638

Oxide component

47
252/641

Actinide nitrides only

8
252/643

Actinide oxides only

72
252/188.1

Reductive bleachant, deoxidant, reductant, or generative

79
252/188.28

Deoxidant or oxygen scavenging

329
252/188.26

Hydride containing

41
252/188.27

Contains al-h bond

8
252/188.25

Hydrogen generating

69
252/188.2

Sulfur containing reductant, bleachant, deoxidant, or generative

50
252/188.21

Sulfite

45
252/188.22

Hydrosulfite (dithionite)

33
252/188.23

With organic additive

22
252/188.24

Contains nitrogen

15
252/965

Retrospective product identification (e.g., tags and tracers, etc.)

24
252/367.1

Soaps (i.e., alkali-metal salts of water-insoluble fatty acids or of rosin acids)

25
252/363.5

Solids with solution or dispersion aids

297
252/364

Solvents

838
252/961

Stress or contact indicators

5
252/960

Surface flaw detecting compositions

26
252/962

Temperature or thermal history

103
252/8.81

Textile processing aid compositions, or processes of preparing (e.g., lubricants or antistatic agents for fiber, yarn, fabric, etc.)

201
252/8.85

For textile materials consisting wholly or in part of animal hair fibers (e.g., wool, etc.)

37
252/8.84

For textile materials consisting wholly or in part of noncellulosic synthetic fibers (e.g., spin finish for nylon, polyester, acrylic, etc., fibers; lubricants for blends thereof with diverse fibers, etc.)

269
252/8.86

For textile materials consisting wholly or in part of silk or cellulose- based fibers (e.g., cotton; artificial silk, such as rayon, cellulose acetate, etc., or blends thereof; silk soaking compositions; etc.)

80
252/8.82

For tire cord yarn, elastomeric filaments, or biologically innocuous or absorbable fibers (e.g., spandex™, textiles used in food packaging, absorbable surgical sutures, etc.)

52
252/8.83

Sizing agents (e.g., for weaving yarn, etc.)

92
252/67

Vaporization, or expansion, refrigeration or heat or energy exchange

890
252/69

With low-volatile solvent or absorbent

195
252/68

With lubricants, or warning, stabilizing or anti-corrosion agents or persistent gases

630
252/175

Water-softening or purifying or scale-inhibiting agents

396
252/178

Deoxidant or free-metal containing

55
252/176

Packages or heterogeneous arrangements

52
252/180

Plant or organic material containing

891
252/181

With inorganic matter other than alkali-metal hydroxides and carbonates and water

504
252/179

Water-insoluble base-exchange agent containing

195
252/478

X-ray or neutron shield

146
 
 
  Recently Added Patents
Asynchronous distributed de-duplication for replicated content addressable storage clusters
Projector
Nitrogen and hindered phenol containing dual functional macromolecular antioxidants: synthesis, performances and applications
Process for improving the hydrolysis of cellulose in high consistency systems using one or more unmixed and mixed hydrolysis reactors
Smart television system having methods or means for accessing paid or subscribed digital content from the internet
(4937
Submersible remote smoke sensor
  Randomly Featured Patents
Method and apparatus for setting programmable features of an appliance
Filesystem-aware block storage system, apparatus, and method
Storage device
Device for determining distance between vehicles
Photoresist stripping compositions
Structure of bearing housing of cylinder block
Antenna positioner system
State-of-charge adjusting apparatus
Controller for an air conditioning or heating system
Serial bus power cable