| Class Number |
Class Name |
No. of Patents |
| 522/902 |
Air inhibition |
13 |
| 522/901 |
Dark storage stabilizer |
16 |
| 522/908 |
Dental utility |
129 |
| 522/915 |
Involving inert gas, steam, nitrogen gas, or carbon dioxide |
17 |
| 522/907 |
Involving precursor of an ultraviolet absorber, e.g., monobenzoate, etc. |
13 |
| 522/904 |
Monomer or polymer contains initiating group |
228 |
| 522/905 |
Benzophenone group |
96 |
| 522/913 |
Numerically specified distinct wavelength |
38 |
| 522/914 |
Wavelength of 200 nanometers or less |
8 |
| 522/906 |
Preparing shrinkable material |
4 |
| 522/903 |
Removal of residual monomer |
14 |
| 522/909 |
Solventless ink |
28 |
| 522/911 |
Specified treatment involving megarad or less |
28 |
| 522/912 |
Polymer derived from ethylenic monomers only |
33 |
| | Synthetic resins (class 520, subclass 1) | |
| 522/1 |
Compositions to be polymerized by wave energy wherein said composition contains a rate-affecting material; or compositions to be modified by wave energy wherein said composition contains a rate-affecting material; or processes of preparing or treating a solid polymer utilizing wave energy |
105 |
| 522/6 |
Compositions to be polymerized or modified by wave energy wherein said composition contains at least one specified rate-affecting material; or processes of preparing or treating a solid polymer utilizing wave energy in the presence of at least one specified rate-affecting material; e.g., nitrogen containing photosensitizer, oxygen containing photoinitiator, etc. wave energy in order to prepare a cellular product |
139 |
| 522/7 |
Contains two or more rate-affecting materials, at least one of which is specified |
66 |
| 522/8 |
At least two specified rate-affecting materials containing keto group not part of a ring; or contains a nonspecified photoinitiator or photosensitizer and specified ketone containing material wherein the keto group is not part of a ring |
226 |
| 522/9 |
With a heterocyclic specified rate-affecting material |
85 |
| 522/10 |
With a tertiary amine specified rate-affecting material |
86 |
| 522/12 |
Contains compound containing keto group not part of a ring and a specified rate-affecting material; or contains a specified rate-affecting material and a nonspecified photoinitiator or photosensitizer |
105 |
| 522/13 |
Specified rate-affecting material is a peroxide or azo compound |
149 |
| 522/14 |
Specified rate-affecting material is an amide or tertiary amine |
399 |
| 522/15 |
Specified rate-affecting material contains onium group |
187 |
| 522/16 |
Specified rate-affecting material is heterocyclic |
277 |
| 522/17 |
Specified rate-affecting material contains sulfur |
113 |
| 522/18 |
Specified rate-affecting material contains phosphorous, arsenic, antimony or nitrogen atom |
249 |
| 522/19 |
Specified rate-affecting material is an aldehyde or aldehyde derivative |
14 |
| 522/20 |
Specified rate-affecting material is a carboxylic acid or derivative |
66 |
| 522/21 |
Specified rate-affecting material contains c-oh or c-o-c group |
87 |
| 522/22 |
Specified rate-affecting material contains an inorganic compound |
33 |
| 522/23 |
Specified rate-affecting material contains only carbon, hydrogen, or halogen and at least one atom of carbon is bonded to hydrogen or a halogen atom |
35 |
| 522/11 |
Contains compound containing keto group not part of a ring and nonspecified rate-affecting material other than mere photoinitiator or photosensitizer |
45 |
| 522/25 |
Specified rate-affecting material contains onium group |
393 |
| 522/28 |
Specified rate-affecting material contains phosphorous, arsenic, antimony or nitrogen |
313 |
| 522/27 |
Specified rate-affecting material contains sulfur |
146 |
| 522/29 |
Specified rate-affecting material is a metal-containing organic compound |
183 |
| 522/24 |
Specified rate-affecting material is a peroxide |
172 |
| 522/26 |
Specified rate-affecting material is heterocyclic |
380 |
| 522/30 |
Specified rate-affecting material is organic |
83 |
| 522/62 |
Specified rate-affecting material contains a c-n=n-c-group |
69 |
| 522/33 |
Specified rate-affecting material contains a ketone group -c-(co)n-c-, the (co)n not being part of a ring |
207 |
| 522/46 |
At least two aryl groups connected directly to same carbonyl carbon, e.g., benzophenone, etc. |
273 |
| 522/35 |
Contained in polymeric rate-affecting material, e.g., synthetic resin, etc. |
164 |
| 522/43 |
Containing c-co-c(h)(or) wherein r is organic, e.g., benzoin methyl ether, etc. |
137 |
| 522/42 |
Containing c-co-c(r)(oh) wherein r is organic |
207 |
| 522/44 |
Containing c-co-c(r)(or) wherein r is organic, e.g., diethoxyacetophenone, etc. |
238 |
| 522/40 |
Containing c-co-choh, e.g., benzoin, etc. |
140 |
| 522/41 |
Containing c-co-choh-chor wherein r is organic |
48 |
| 522/34 |
Containing ethylenic unsaturation |
180 |
| 522/45 |
Containing halogen, e.g., chloroacetone, etc. |
74 |
| 522/39 |
Containing nitrogen |
231 |
| 522/38 |
Containing phosphorous |
54 |
| 522/36 |
Containing two or more ketone groups |
138 |
| 522/37 |
Adjacent (c=o)* groups where * is at least two |
93 |
| 522/49 |
Specified rate-affecting material contains chalcogen other than as oxygen |
88 |
| 522/59 |
(o=s=o), e.g., sulfuryl or sulfonyl containing, etc. |
115 |
| 522/54 |
C-(s)*-c wherein * is at least two |
25 |
| 522/50 |
Hetero nitrogen ring |
107 |
| 522/52 |
Containing halogen |
24 |
| 522/51 |
Containing mercapto or mercaptide group, e.g., (thio)mercaptobenzoxazole, etc. |
21 |
| 522/53 |
Hetero sulfur ring |
134 |
| 522/56 |
Mercapto group attached directly to aromatic ring, e.g., thiophenol, etc. |
13 |
| 522/57 |
Nitrogen containing compound |
90 |
| 522/58 |
Sulfenate, e.g., r-o-s-r, etc. |
4 |
| 522/55 |
Sulfide |
40 |
| 522/67 |
Specified rate-affecting material contains halogen |
101 |
| 522/66 |
Specified rate-affecting material contains metal atom |
258 |
| 522/63 |
Specified rate-affecting material contains nitrogen or oxygen atom in heterocyclic ring |
306 |
| 522/65 |
Specified rate-affecting material contains nitrogen |
248 |
| 522/31 |
Specified rate-affecting material contains onium group |
623 |
| 522/32 |
Diazonium containing material |
112 |
| 522/70 |
Specified rate-affecting material contains only carbon and hydrogen |
24 |
| 522/68 |
Specified rate-affecting material contains oxygen |
166 |
| 522/69 |
Phenolic, e.g., hydroquinone, etc. |
27 |
| 522/64 |
Specified rate-affecting material contains phosphorous |
245 |
| 522/60 |
Specified rate-affecting material is a peroxide |
125 |
| 522/61 |
Hydroperoxide |
24 |
| 522/47 |
Specified rate-affecting material is a quinone |
62 |
| 522/48 |
Quinone ring is part of polynuclear system, e.g., anthraquinone, etc. |
148 |
| 522/99 |
Processes involving a polysiloxane having ethylenic unsaturation as reactant or as solid polymer; or compositions therefore |
513 |
| 522/90 |
Processes involving a polyurethane having terminal ethylenic unsaturation as reactant or as solid polymer; or compositions therefore |
472 |
| 522/97 |
Polyurethane has an oxygen other than as part of a urethane or carboxylic acid ester group |
381 |
| 522/98 |
Polyurethane has at least one non-terminal ethylenic group |
57 |
| 522/91 |
With a polysiloxane reactant or polymer |
79 |
| 522/92 |
With a reactant containing ethylenic unsaturation derived from poly 1,2 epoxide or polymer |
133 |
| 522/94 |
With aldehyde or aldehyde derivative reactant, condensate or solid polymer thereof |
31 |
| 522/96 |
With ethylenic reactant |
899 |
| 522/93 |
With polycarboxylic acid or derivative and a polyol, a condensate or solid polymer thereof reactant |
127 |
| 522/95 |
With solid polymer derived solely from ethylenic monomers |
189 |
| 522/100 |
Processes involving an ethylenically unsaturated material derived from poly 1,2-epoxide as reactant or a solid polymer; or compositions thereof |
405 |
| 522/103 |
With ethylenic reactant |
477 |
| 522/101 |
With polycarboxylic acid or derivative and a polyol, condensate or solid polymer thereof |
93 |
| 522/102 |
With solid polymer derived solely from ethylencally unsaturated monomers |
152 |
| 522/104 |
Processes involving an ethylenically unsaturated polyester derived from a polycarboxylic acid or derivative and polyol, condensate or solid polymer thereof; or compositions therefore |
296 |
| 522/108 |
Condensate or solid polymer contains oxygen other than as part of a carboxylic acid ester moiety |
79 |
| 522/105 |
With aldehyde or aldehyde derivative reactant or polymer thereof |
27 |
| 522/107 |
With ethylenic reactant |
354 |
| 522/106 |
With solid polymer derived from ethylenically unsaturated monomers only |
78 |
| 522/88 |
Processes involving carbohydrate as reactant or as solid polymer; or compositions therefore |
118 |
| 522/89 |
Preparing a polymer from carbohydrate and ethylenic reactant |
114 |
| 522/87 |
Processes involving protein as reactant or as solid polymer; or compositions therefore |
81 |
| 522/109 |
Processes of chemically modifying a blend of two or more solid polymers in the presence of a chemical reactant; or compositions therefore |
229 |
| 522/110 |
At least one solid polymer derived from ethylenic monomers has at least two ethylenic groups |
171 |
| 522/113 |
Processes of chemically modifying a solid polymer derived only from ethylenically unsaturated monomers by treating polymer with a chemical reactant; or compositions therefore |
165 |
| 522/129 |
Chemical reacant contains oxygen |
126 |
| 522/130 |
Contains c=o moiety |
45 |
| 522/126 |
Chemical reactant contains nitrogen |
106 |
| 522/127 |
Chemical reactant contains sulfur |
44 |
| 522/128 |
Elemental sulfur |
7 |
| 522/131 |
Chemical reactant is elemental halogen |
16 |
| 522/133 |
Solid polymer derived from single monomer |
26 |
| 522/132 |
Solid polymer treated contains halogen |
26 |
| 522/114 |
Chemical reactant is ethylenically unsaturated |
161 |
| 522/125 |
Carbon and hyrogen only |
64 |
| 522/124 |
Carbon, hydrogen and halogen or carbon and halogen only |
35 |
| 522/116 |
Nitrogen |
187 |
| 522/117 |
Chemical reactant has two or more ethylenic groups |
137 |
| 522/120 |
Oxygen |
341 |
| 522/121 |
Chemical reactant has two or more ethylenic groups |
609 |
| 522/123 |
Contains c-oh group other than as part of a coo-moiety |
52 |
| 522/122 |
Hetero oxygen |
69 |
| 522/115 |
Phosphorus |
37 |
| 522/118 |
Sulfur |
28 |
| 522/119 |
Chemical reactant has two or more ethylenic groups |
29 |
| 522/134 |
Processes of chemically modifying a solid polymer or sicp derived from at least one saturated monomer by treating solid polymer or sicp with a chemical reactant; or compositions therefor |
107 |
| 522/146 |
Chemical reactant contains chalcogen |
132 |
| 522/147 |
Chemical reactant contains halogen |
20 |
| 522/135 |
Chemical reactant is ethylenically unsaturated |
109 |
| 522/141 |
Chalcogen |
77 |
| 522/144 |
Carboxylic acid or derivative |
133 |
| 522/142 |
Chemical reactant has two or more ethylenic groups |
207 |
| 522/143 |
Hetero oxygen |
55 |
| 522/145 |
Chemical reactant has two or more ethylenic groups and contains only carbon and hydrogen |
17 |
| 522/136 |
Nitrogen |
78 |
| 522/137 |
Chemical reactant has two or more ethylenic groups |
100 |
| 522/138 |
Hetero nitrogen |
33 |
| 522/139 |
N-c=o containing |
40 |
| 522/140 |
Two or more n-c=o groups |
24 |
| 522/2 |
Processes of forming or modifying a solid polymer by laser; or compositions therefore |
145 |
| 522/5 |
Processes of forming or modifying a solid polymer by wave energy wherein a temperature less than 0 degree c (32 degree f) or greater than 250 degree c (482 degree f) is employed; or compositions therefore |
53 |
| 522/4 |
Processes of forming or modifying a solid polymer by wave energy wherein at least two distinct external radiant energy sources are utilized; or compositions therefore |
101 |
| 522/3 |
Processes of forming or modifying a solid polymer wherein specified mixing, stirring, agitating, movement of material or directional orientation is employed; or compositions therefore |
106 |
| 522/168 |
Processes of preparing a solid polymer from a heterocyclic chalogen monomer; or compsitions therefore |
223 |
| 522/170 |
1,2 epoxy |
659 |
| 522/169 |
Two or more hetero atoms in hetero ring at least one of which is oxygen |
70 |
| 522/173 |
Processes of preparing a solid polymer from at least one nitrogen containing monomer; or compositions therefore |
404 |
| 522/177 |
Acrylonitrile or methacrylonitrile |
31 |
| 522/174 |
Nitrogen containing reactant contains a n-c=o or n-c=o moiety |
296 |
| 522/175 |
Acrylamide or methacrylamide |
116 |
| 522/176 |
Organic polyamine and polycarboxylic acid or derivative or from an organic amine salt of a polycarboxylic acid |
59 |
| 522/178 |
Processes of preparing a solid polymer from at least one oxygen containing monomer; or compositions therefore |
238 |
| 522/182 |
Carboxylic acid or derivative |
748 |
| 522/183 |
Oxygen other than as part of a coo-group |
181 |
| 522/181 |
Ether group |
403 |
| 522/179 |
Polycarboxylic acid or derivative and polyol, or condensate thereof, e.g., dimethylterephthalate, etc. |
107 |
| 522/180 |
Sulfur containing |
137 |
| 522/171 |
Processes of preparing a solid polymer from at least one phosphorous containing monomer; or compositions therefore |
80 |
| 522/172 |
Processes of preparing a solid polymer from at least one silicon containing monomer; or compositions therefore |
328 |
| 522/184 |
Processes of preparing a solid polymer from ethylenic reactants only; or compositions therefore |
111 |
| 522/187 |
At least one reactant contains halogen |
42 |
| 522/186 |
At least one reactant contains two or more ethylenic groups |
81 |
| 522/185 |
Carbon, hydrogen and halogen only reactant contains at least three carbon atoms |
37 |
| 522/188 |
Derived from aromatic hydrocarbon |
61 |
| 522/189 |
Derived from ethylene only |
33 |
| 522/167 |
Processes of preparing a solid polymer from heterocyclic nitrogen monomers; or compositions therefore, e.g., carbazole, etc. |
279 |
| 522/71 |
Processes of preparing or treating a solid polymer by wave energy in the presence of a designated nonreactant material (dnrm); or compositions therefore |
291 |
| 522/72 |
Carbohydrate or derivative dnrm |
47 |
| 522/73 |
Coal, asphaltic, or bituminous material dnrm |
11 |
| 522/81 |
Heavy metal containing dnrm |
467 |
| 522/74 |
Organic dnrm |
192 |
| 522/80 |
Carbon and hydrogen only containing dnrm |
123 |
| 522/75 |
Heterocyclic ring containing dnrm |
279 |
| 522/78 |
Nitrogen containing dnrm |
164 |
| 522/79 |
Oxygen containing dnrm |
425 |
| 522/76 |
Phosphorous containing dnrm |
55 |
| 522/77 |
Silicon containing dnrm |
211 |
| 522/83 |
Oxygen containing dnrm |
457 |
| 522/84 |
Water |
347 |
| 522/85 |
Reacting an ethylenic monomer in the presence of a solid polymer |
187 |
| 522/86 |
Treating a solid polymer |
153 |
| 522/82 |
Phosphorous or sulfur containing dnrm |
46 |
| 522/111 |
Processes of treating a blend of two or more solid polymers or reacting one solid polymer with another solid polymer; or compositions therefore |
200 |
| 522/112 |
At least two solid polymers derived from ethylenic monomers only |
189 |
| 522/149 |
Processes of treating a reaction product of a solid polymer and ethylenic reactant; or compositions therefore e.g., graft- or graft-type polymer, etc. |
280 |
| 522/150 |
Processes of treating a solid polymer derived from ethylenic monomers only; or compositions therefore |
255 |
| 522/153 |
Solid polymer derived from carboxylic acid or derivative monomer |
306 |
| 522/154 |
Oxygen other than as part of carboxylic acid or derivative moiety |
173 |
| 522/155 |
Solid polymer derived from halogen containing monomer |
74 |
| 522/156 |
Halogen is fluorine |
94 |
| 522/157 |
Solid polymer derived from monomer containing only carbon and hydrogen |
142 |
| 522/158 |
At least one reactant contains two or more ethylenic groups |
107 |
| 522/159 |
Polyisoprene or natural rubber |
46 |
| 522/160 |
Carbocyclic ring containing, e.g., styrene, etc. |
73 |
| 522/161 |
Derived from ethylene |
175 |
| 522/151 |
Solid polymer derived from nitrogen containing monomer |
131 |
| 522/152 |
Nitrogen containing monomer contains oxygen |
224 |
| 522/162 |
Processes of treating a solid polymer or sicp derived from at least one nonethylenic reactant or compositions therefore |
173 |
| 522/166 |
Solid polymer or sicp derived from at least one heterocyclic monomer or aldehyde or aldehyde derivative |
170 |
| 522/164 |
Solid polymer or sicp derived from polycarboxylic acid or derivative and organic amine or from organic amine salt of a polycarboxylic acid |
165 |
| 522/165 |
Solid polymer or sicp derived from polycarboxylic acid or derivative and polyol |
79 |
| 522/163 |
Solid polymer or sicp derived from reactant having halo-c(=o)-halo,halo c(=o)-o, or -o-c(=o)-o-group |
58 |
| 522/148 |
Processes of treating a solid polymer or sicp derived from silicon containing reactant; or compositions therefore |
303 |
| 522/910 |
Treatment through an external filter or mask (nonphotograghic process) |
24 |