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Class Information
Number: 252/331
Name: Compositions >
Description:
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 252/1 |
Miscellaneous (e.g., artificial snow) |
229 |
| 252/175 |
Water-softening or purifying or scale-inhibiting agents |
342 |
| 252/181.1 |
Getters or gas or vapor generating materials for electric lamps, electric space discharge devices, and similar devices |
64 |
| 252/182.1 |
Having utility as a reactive material in an electrochemical cell; e.g., battery, etc. |
370 |
| 252/182.11 |
Compositions containing a single chemical reactant or plural noninteractive chemical reactants; i.e., not vis-a-vis |
48 |
| 252/183.11 |
Chemically interactive reactants (vis-a-vis) |
162 |
| 252/184 |
Absorptive, or bindive, and chemically yieldive (e.g., ion exchanger) |
269 |
| 252/185 |
Plumbiferous sulphur bindant or modifiant containing |
5 |
| 252/186.1 |
Oxidative bleachant, oxidant containing, or generative |
161 |
| 252/188.1 |
Reductive bleachant, deoxidant, reductant, or generative |
72 |
| 252/189 |
Co, s, negative element, or acid, bindant containing |
181 |
| 252/193 |
Ammonia, alkali or base, bindant containing |
41 |
| 252/194 |
Humidostatic, water removive, bindive, or emissive |
315 |
| 252/2 |
Fire-extinguishing |
230 |
| 252/299.01 |
Liquid crystal compositions |
1,724 |
| 252/301.16 |
Organic luminescent material containing compositions |
524 |
| 252/301.36 |
Inorganic luminescent compositions with organic nonluminescent material |
213 |
| 252/301.4R |
Inorganic luminescent compositions |
856 |
| 252/363.5 |
Solids with solution or dispersion aids |
280 |
| 252/364 |
Solvents |
737 |
| 252/365 |
Anti-ingestible or denatured |
12 |
| 252/367.1 |
Soaps (i.e., alkali-metal salts of water-insoluble fatty acids or of rosin acids) |
22 |
| 252/372 |
Gaseous compositions |
137 |
| 252/378R |
Exfoliated or intumesced |
121 |
| 252/380 |
Preservative agents |
106 |
| 252/408.1 |
Nonreactive analytical, testing, or indicating compositions |
485 |
| 252/478 |
X-ray or neutron shield |
123 |
| 252/492 |
Incandescent mantle compositions |
10 |
| 252/500 |
Electrically conductive or emissive compositions |
1,582 |
| 252/567 |
Defined liquid dielectric dispersed in defined web or sheet |
44 |
| 252/570 |
Fluent dielectric |
147 |
| 252/582 |
Light transmission modifying compositions |
634 |
| 252/60 |
Physical separation agents |
108 |
| 252/600 |
Radiation sensitive |
214 |
| 252/601 |
Fire retarding |
278 |
| 252/62 |
Heat or sound insulating |
377 |
| 252/62.2 |
Electrolytes for electrical devices (e.g., rectifier, condenser) |
691 |
| 252/62.3R |
Barrier layer device compositions |
71 |
| 252/62.51R |
Magnetic |
269 |
| 252/62.9R |
Piezoelectric |
287 |
| 252/625 |
Radioactive compositions |
95 |
| 252/67 |
Vaporization, or expansion, refrigeration or heat or energy exchange |
676 |
| 252/70 |
Frost-preventing, ice-thawing, thermostatic, thermophoric, or cryogenic |
712 |
| 252/700 |
Chemiluminescent |
198 |
| 252/71 |
Heat-exchange, low-freezing or pour point, or high boiling compositions |
204 |
| 252/79.1 |
Etching or brightening compositions |
973 |
| 252/8.57 |
Leather or fur treating (other than cleaning compositions or auxiliary compositions for cleaning) |
208 |
| 252/8.61 |
Durable finishes for textile materials, or processes of preparing (e.g., crease resistant, moisture absorbent, antistatic, etc., finishes) |
337 |
| 252/8.81 |
Textile processing aid compositions, or processes of preparing (e.g., lubricants or antistatic agents for fiber, yarn, fabric, etc.) |
179 |
| 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.) |
105 |
| 252/88.1 |
Dust suppressants for bulk materials, or processes of preparing (e.g., for consolidating dust in coal mines, controlling soil erosion, etc.) |
102 |
| 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.) |
30 |
| 252/950 |
Doping agent source material |
45 |
| 252/960 |
Surface flaw detecting compositions |
23 |
| 252/961 |
Stress or contact indicators |
5 |
| 252/962 |
Temperature or thermal history |
99 |
| 252/963 |
Humidity or moisture indicators |
19 |
| 252/964 |
Leak detection |
38 |
| 252/965 |
Retrospective product identification (e.g., tags and tracers, etc.) |
21 |
| 252/DIG.18 |
Activation-platinum |
2 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
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