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Class Information
Number: 523
Name: Synthetic resins or natural rubbers -- part of the class 520 series >
Description: This Class Definition covers the subject matter of Class 523 and of Class 524. Class 524 is a continuation of the subject matter of Class 523. Class 523, subclass 1 serves as the parent subclass to all other Class 523 subclasses and to all Class 524 subclasses.










Class Number Class Name No. of Patents
 

Synthetic resins (class 520, subclass 1)

 
523/1

Processes of preparing a desired or intentional composition of at least one nonreactant material and at least one solid polymer or specified intermediate condensation product, or product thereof

41
523/305

Adding material to maintain a stated equilibrium condition wherein the added material does not merely displace an equal amount from the treatment zone

17
523/326

Adding steam or hot water (t at least 60 degrees c, i.e., 140 degrees f)

30
523/328

Removal of material by treatment with hot water or steam, e.g., steam stripping, etc.

51
523/333

Admixing a nonreactive additive ingredient in the form of a slurry, dispersion, or suspension (liquid-solid); said slurry dispersion or suspension containing no solid polymer or sicp

191
523/334

Slurried, dispersed, or suspended ingredient admixed with previously formed latex, aqueous dispersion or aqueous suspension of a solid polymer

193
523/176

Anaerobic adhesive or thread sealing composition or process of preparing

177
523/169

Antifogging or water repellent composition for optical or windshield application or process of preparing

59
523/134

Battery container or battery container cover composition or process of preparing

12
523/173

Cable filling or flooding composition or process of preparing

126
523/177

Coating or adhesive composition for application to a wet or contaminated surface (e.g., underwater or oil-contaminated, etc.) or process of preparing

135
523/124

Composition containing an additive which enhances degradation by environmental stimuli or process of preparing

199
523/125

By light, heat, or radiation

78
523/126

Containing organic salt of a transition metal

60
523/127

Containing organohalogen additive

22
523/128

Containing carbohydrate or cellular material derived from plant or animal

119
523/129

Composition containing nonresinous organic material derived from municipal solid waste disposal system or process of preparing

39
523/181

Composition devoid of magnetic materials and suitable for preparation of magnetic tape recording or process of preparing

24
523/138

Composition for contact with hot propulsion or exhaust gas or process of preparing

36
523/132

Composition for in situ soil conditioning or treating or process of preparing

109
523/130

Composition for plugging pores in wells or other subterranean formations; consolidating formations in wells or cementing a well or process of preparing

453
523/131

Composition for treating unconsolidated or loose strata, e.g., sand consolidation, etc.

117
523/166

Composition for puncture proof tire liner or in emergency tire repair (e.g., tire inflation, etc.) or process of preparing

82
523/122

Composition having ingredient providing biocidal or biostatic protection thereto or process of preparing

923
523/171

Composition having opalescent, pearlescent, or variegated color or process of preparing

156
523/103

Composition having reduced health risks upon exposure thereto during incidental handling or body contact or process of preparing; other than fricton elements

34
523/139

Composition related to metal foundry molding or metallurgical furnace or process of preparing

168
523/141

Composition for metallurgical furnace or oven or process of preparing

40
523/144

Furan-type material

90
523/140

Hot-top or taphole plug composition or process of preparing

24
523/142

Organic polyisocyanate or derived from polyisocyanate

75
523/143

Phenolic, amine, or ketone condensate with aldehyde

100
523/145

Phenolic or amine or ketone condensate with aldehyde

188
523/146

With or derived from carboxylic acid or salt thereof, or organic sulfur material

62
523/147

With or derived from organic hydroxyl group containing material containing eight or more carbon atoms

57
523/148

Polyester based

27
523/136

Composition sensitive to or resistant to radioactive material or cathode rays (e.g., electron bombardment, etc.) or process of preparing

104
523/167

Composition utilized in the manufacturing or repairing of shoes (excluding shoe heels or soles or polish) or process of preparing

23
523/303

Controlling process in response to a stated measurement or test

31
523/335

Creaming, agglomerating, or coalescing a solid polymer latex or aqueous dispersion wherein solid polymer latex or aqueous dispersion is the result

218
523/331

Drying a composition which is situated on a moving substrate or drying utilizing a thin film evaporator

17
523/137

Electromagnetic wave absorbing composition or process of preparing (excludes visible, ir or uv portions of spectrum)

226
523/332

Extracting material from solid polymer latex or aqueous dispersion or suspension with a liquid nonreactant material, e.g., solvent stripping, coprecipitation, etc.

92
523/100

Food or tobacco contact composition or process of preparing

135
523/101

Food release coating

13
523/149

Friction element composition or process of preparing

170
523/152

For wheeled vehicle

83
523/155

Composition devoid of asbestos

115
523/156

Containing at least two organic materials, e.g., binder plus other organic material, etc.

140
523/159

Containing asbestos and at least one inorganic material

16
523/157

Containing at least two organic materials, e.g., binder plus other organic material, etc.

83
523/158

Composition contains a phenolic, amine, or ketone condensate with aldehyde plus a polymer derived from ethylenic monomers only

57
523/153

Containing fibrous or polycrystalline refractory oxide

93
523/150

Nonskid or nonslip composition for vehicle or pedestrian movement

53
523/170

Glass enamel composition or process of preparing

13
523/179

Intumescent coating or ablative composition or process of preparing

213
523/336

Inverting phase relationships or reapportioning the distribution of ingredients among phases

92
523/337

Inversion to form water-in-oil system

68
523/339

With removal of a phase

73
523/161

Invisible, ballpoint, or typewriter ink compositions or process of preparing; or composition for correction ribbons or correction fluids or process of preparing

967
523/164

Lead pencil or marking crayon composition or process of preparing

54
523/175

Liquid-solid drag reduction composition or process of preparing

79
523/344

Multistep operation achieved within a stated interval of time, e.g., total cycle time, etc.

35
523/105

Nonmedicated composition specifically intended for contact with living animal tissue or process of preparing; other than apparel

539
523/121

Aperture affecting composition, e.g., earplug, dilator, etc.

29
523/113

Composition suitable for use as tissue or body member replacement, restorative, or implant

573
523/115

Composition suitable for use as tooth or bone replacement, restorative, or implant

760
523/116

Cement or filling composition

919
523/117

Radio- or x-ray opaque

239
523/114

Composition which anchors by ingrowth of surrounding tissue

149
523/118

Sealant or adhesive

497
523/111

Compositions for use in tape adhesives, binder or impregnate for a body fluid adsorbent device, e.g., a surgical adhesive tape, etc.

320
523/106

Contact lens making composition

576
523/108

Polymer of a heterocyclic n-vinyl polymerizable compound

149
523/107

Silicon-containing organic polymer

328
523/109

Dental or body impression taking material

247
523/120

Denture plate repair, adhesive, cushion or modification composition, e.g., modification of denture base to improve fit, etc.

216
523/112

Non-thrombogenic

157
523/102

Odor masked, odor reduced or perfumed composition or process of preparing

140
523/168

Optical glass cementing or slide mounting composition or process of preparing

17
523/172

Pavement or sign marking or reflex reflecting composition or process of preparing

134
523/174

Phonograph record molding composition or process of preparing

32
523/123

Plant receptacle composition or process of preparing

24
523/160

Printing ink composition for glass or ceramic substrate or process of preparing

1237
523/400

Process of forming a composition containing a nonreactive material (nrm) and a polymer containing more than one 1,2-epoxy group, or a preformed polymer derived from or admixed with a reactant containing more than one 1,2-epoxy group, or with a polymer derived from an epihalohydrin and a polyhydric phenol or polyol; or composition or product thereof

611
523/446

Biologically derived cellular material other than cereal, cotton, or diatomaceous earth dnrm

21
523/445

Boron dnrm

131
523/447

Carbohydrate or derivative including tannin or derivative dnrm

38
523/448

Cellulose derivative containing -c(=o)or or n

37
523/455

Carboxylic acid or derivative devoid of heavy metal atom dnrm

262
523/450

Coal, asphaltic, or bituminous material dnrm

35
523/427

Composition wherein two or more polymers or a polymer and a reactant all contain more than one 1,2-epoxy group, or product thereof

245
523/434

Polymer derived from ethylenic reactants only

79
523/433

Polymer derived from reactant containing element other than c, h, o, or n or chlorine-containing reactant of three or more carbon atoms

66
523/428

With reactant nitrogen or sulfur compound

255
523/429

Organic nitrogen compound contains n-heterocycle

88
523/401

Contains inorganic water settable material nrm

54
523/440

Designated nonreactive material (dnrm) has numerically specified characteristics, e.g., particle size, density, etc., other than viscosity, m.p., b.p., molec. wt., chemical composition or percentage range

240
523/442

Heavy or transition metal or compound thereof

112
523/443

Silicon

270
523/444

Glass

99
523/468

Elemental carbon dnrm

247
523/457

Elemental metal or metal compound other than as silicate dnrm

500
523/459

Heavy metal

220
523/460

Group va metal (as, sb, bi)

71
523/458

Transition metal

339
523/462

Halogenated hydrocarbon other than carbon tetrachloride, chloroform, or methylene chloride dnrm

33
523/463

Hydrocarbon other than xylenes, benzene, or toluene dnrm

65
523/464

Hydrocarbon having ethylenic unsaturation

18
523/465

Hydrocarbon wax

49
523/466

Inorganic si-o bond dnrm

622
523/467

Polymer derived from ethylenic reactants only

81
523/454

Ketone or aldehyde dnrm

134
523/456

Organic chalcogen compound dnrm

324
523/461

Organic nitrogen compound dnrm

167
523/453

Organic sulfur compound dnrm

88
523/451

Phosphorus dnrm

221
523/452

Phosphorus directly bonded to nitrogen

26
523/439

Polymer derived from ethylenic reactants only derived from heterocyclic reactant other than 1,2-epoxy solely

45
523/436

Polymer is graft, graft-type, block, or block-type

136
523/402

Product contains water per se or water of hydration as designated nonreactive material (dnrm)

339
523/426

Carboxylic acid, ester, or salt thereof dnrm

52
523/414

Polymer contains more than one 1,2-epoxy group or one derived from reactant containing more than one 1,2-epoxy group is further derived from or reacted with organic nitrogen or sulfur

517
523/421

Organic nitrogen compound contains element other than c, h, o, or n

50
523/415

Organic nitrogen compound contains isocyanate group

401
523/418

Organic nitrogen compound contains n-(c)*-(c=o)- group where *= subscript 0,1,2 . . ., e.g., protein, etc.

33
523/420

Organic nitrogen compound contains three or more nitrogen atoms other than as solid polymer, e.g., diethylene triamine, etc.

155
523/416

Organic nitrogen compound is amine-aldehyde condensation product

200
523/417

Two or more organic nitrogen compounds as reactants

189
523/425

Polymer derived from silicon reactant

39
523/423

Polymer is graft, graft-type, block, or block-type copolymer

81
523/424

Polymer is phenol-aldehyde condensation product

75
523/406

Solid polymer derived from ethylenic reactants only (includes in situ reactants from plural 1,2-epoxides)

153
523/413

Polymer derived from ethylenic reactants only derived from plural unsaturated reactant

53
523/409

Polymer derived from ethylenic reactants only derived from reactant containing chalcogen

151
523/410

Polymer derived from ethylenic reactant only derived from reactant containing oxygen heterocycle

112
523/411

Polymer derived from ethylenic reactants only derived from reactant containing nitrogen

117
523/412

Polymer from ethylenic reactants only derived from reactant-containing carboxylic acid ester

221
523/407

Polymer derived from ethylenic reactants only is graft, graft-type, block, or block-type copolymer

85
523/408

Two or more polymers derived from ethylenic reactants only

80
523/403

Two or more polymers containing more than one 1,2-epoxy group, two or more polymers derived from reactants containing more than one 1,2-epoxy group, or combination thereof, or one of said polymers and a reactant containing at least one 1,2-epoxy group

163
523/404

With organic nitrogen or organic sulfur reactant

363
523/449

Protein or biologically active polypeptide dnrm

13
523/435

Solid polymer derived from reactant containing element other than c, h, o, or n or chlorine-containing reactant of three or more carbon atoms

198
523/437

Two or more polymers derived from ethylenic reactants only

97
523/438

Polymer derived from ethylenic reactants only derived from plural unsaturated reactant

55
523/222

Process of forming a composition having a fiber which is twisted, coiled, or involves specific mechanically interengaged fibers other than fibers solely of glass; or composition containing same, e.g., textiles, cloth, fiber bundles, mats, etc.

119
523/218

Process of forming a composition having a nonreactant material selected for its special void characteristic; or composition containing same, e.g., syntactic foam, etc.

441
523/219

Glass void

345
523/220

Process of forming a composition having two or more solid materials having defined physical dimensions or surface areas; or composition containing same

364
523/221

Two or more solid synthetic polymers having defined physical dimension or surface area

105
523/200

Process of forming a composition of a solid polymer or solid polymer forming system by admixing a product in the form of a surface coated, impregnated, encapsulated, or surface modified fiber, sheet, particle, or web, with a material; or composition which is the result of said admixing

761
523/210

Product having a material encapsulated in or impregnated in a nonreactant material

425
523/211

Reactant or catalyst is material encapsulated or impregnated

151
523/202

Product having a monomeric ethylenic reactant material

203
523/203

Silicon ethylenic reactant

110
523/212

Product having a silicon atom as part of an organic compound

592
523/214

Product having glass

163
523/213

Silicon containing organic material having an atom other than si, c, h, or oxygen

406
523/216

Product having a silicon atom

514
523/217

Glass

178
523/205

Product having a solid synthetic polymer or solid polymer-forming system

829
523/209

Product having a silicon atom

374
523/206

Product having two or more solid synthetic polymers, or a solid polymer and a solid polymer-forming system

411
523/207

Solid polymer or solid polymer-forming system is encapsulated in or impregnated in a nonreactant material

167
523/208

Solid polymer or solid polymer-forming system is or derived from an aldehyde or derivative

88
523/204

Product having an inorganic material surface coated onto an organic substrate

180
523/215

Product having elemental carbon

247
523/201

Solid polymer particle enclosed in layer of diverse solid polymer, e.g., core-shell, etc.

722
523/223

Process of forming a composition of a spheroidal material having physical dimension or composition containing same

279
523/500

Process of forming a composition of an ethylenically unsaturated reactant or ethylenically unsaturated polymer admixed with nonreactive material (nrm) and a polyester whose polymer backbone was derived through the direct formation of the ester linkage, e.g., polyethylene terephthalate, polycaprolactone, etc., or product thereof

176
523/518

Bituminous, coal, or hydrocarbon other than benzene, toluene, or xylene or mixtures thereof dnrm

31
523/509

Carbohydrate or derivative including tannin or derivative dnrm

34
523/522

Contains graft, graft-type, block, or block-type copolymer

61
523/526

Contains polymer derived from ethylenically unsaturated reactant only

79
523/523

Contains solid polymer derived from ethylenic reactants only, one of which contains chalcogen; or solid polymer reacted with ethylenic reactant containing chalcogen

100
523/513

Designated nonreactive material (dnrm) has numerically specified characteristic, e.g., particle size, density, etc., other than viscosity, m.p., b.p., molec. wt., chemical composition or percentage range

103
523/512

Elemental metal or elemental carbon dnrm

72
523/527

Glass dnrm

158
523/517

Halogenated hydrocarbon other than methylene chloride, chloroform, or carbon tetrachloride dnrm

10
523/521

Inorganic silicon atom other than glass dnrm

109
523/514

Metal atom other than as silicate dnrm

175
523/516

Heavy metal atom

66
523/515

Transition metal atom

66
523/511

Organic chalcogen other than metallocarboxylate salt, e.g., diethylene glycol, etc., dnrm

86
523/508

Organic compound containing nitrogen dnrm

88
523/507

Organic sulfur dnrm

32
523/510

Phenol, phenol ether, or phenolate salt dnrm

30
523/506

Phosphorus dnrm

69
523/501

Product contains water per se or water of hydration as dnrm or admixed with other designated nonreactant material

122
523/502

Composition contains water-in-oil or oil-in-water mixture

58
523/505

Metal compound other than silicate as dnrm

41
523/504

Organic chalcogen dnrm

34
523/503

Organic nitrogen dnrm

28
523/375

Radioactive or group viiia atom containing nrm

16
523/340

Removing material at reduced pressure, e.g., flashing, sublimation, spray drying, etc.

168
523/342

With step of spraying or centrifuging

74
523/135

Solar energy absorption or solar reflection composition or process of preparing

68
523/180

Solid propellant binder composition or process of preparing

21
523/343

Treating an intentional composition with a step of removing and recycling material into the composition

55
523/330

Utilizing a gaseous stream to suspend or agitate a particulate solid polymer composition, e.g., fluidized bed, etc.

41
523/307

Utilizing a temperature greater than 250 degrees c (482 degrees f) or less than 0 degrees c

69
523/309

With removal or comminution of material at a temperature greater than 250 degrees c or less than 0 degrees c, e.g., freeze drying, etc.

40
523/324

Utilizing a treatment zone specifically described by shape (other than nominally helical) or at least a part of which zone is specifically described by dimension, material, proportion, or angle or orientation

81
523/310

Utilizing an ion exchanger or a solid sorptive material or semipermeable membrane

99
523/300

Utilizing direct application of magnetic, electrical, or wave energy

162
523/306

Utilizing energy potential described as obtained as waste or by-product from a prior or concurrent operation

3
523/313

Utilizing mixing in a manner designed to avoid or minimize turbulence or shear, e.g., laminar flow, etc.

36
523/352

Utilizing multistage coagulation of a solid polymer latex

29
523/353

Utilizing plural discrete mixing operations in specifically described distinct noninterconnected zones

33
523/347

Utilizing plural discrete pressures different than ambient

14
523/348

Utilizing plural interconnected distinct forming or treating zones or locations other than nominal screw extruder, e.g., zones interconnected in parallel or having varying flow velocity, etc.

86
523/351

Utilizing plural mixing operations in preparation of a solid polymer inert ingredient concentrate, e.g., master batch, etc.

427
523/346

Utilizing plural mixing operations of specified varying intensity, e.g., intensity of each mixing is reduced, etc.

35
523/312

Utilizing quiescent treatment condition

15
523/318

Utilizing stream or mass moving in a described attitude of presentment relative to a zone, vessel, or another apparently stationary mass or stream, excluding mere "pouring into", e.g., from above, below, tangentially, etc.

81
523/315

Utilizing streams or masses moving relative to each other at a described angle of coincidence other than mere pouring, e.g., counter-current mixing, etc.

38
523/319

Utilizing treating or forming motion described by numerical data other than mere temperature, pressure, time, or amounts of material

58
523/322

Rotational rate (rpm) or velocity

58
523/323

Work input, e.g., horsepower-hour/pound, etc.

17
 
 
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