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Class   525SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
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This Class 525 is considered to be an integral part of Class 520 (see the Class 520 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 520
     SYNTHETIC RESINS (CLASS 520, SUBCLASS 1)
[List of Pre Grant Publications for class 525 subclass 7][List of Patents for class 525 subclass 7]7 Subclass 7 indent level is 1 ETHYLENICALLY UNSATURATED REACTANT ADMIXED WITH A PREFORMED REACTION PRODUCT DERIVED FROM: (a) AT LEAST ONE POLYCARBOXYLIC ACID, ESTER, OR ANHYDRIDE; (b) AT LEAST ONE POLYHYDROXY COMPOUND; AND (c) AT LEAST ONE FATTY ACID GLYCEROL ESTER, OR A FATTY ACID OR SALT DERIVED FROM A NATURALLY OCCURRING GLYCERIDE, TALL OIL, OR A TALL OIL FATTY ACID
 [List of Pre Grant Publications for class 525 subclass 7.1][List of Patents for class 525 subclass 7.1]7.1 Subclass 7.1 indent level is 2 Mixed in the presence of a specified material
 [List of Pre Grant Publications for class 525 subclass 7.2][List of Patents for class 525 subclass 7.2]7.2 Subclass 7.2 indent level is 2 Mixed with silicon-containing reactant or polymer derived therefrom
 [List of Pre Grant Publications for class 525 subclass 7.3][List of Patents for class 525 subclass 7.3]7.3 Subclass 7.3 indent level is 2 Mixed with aldehyde or derivative as reactant or polymer derived therefrom
 [List of Pre Grant Publications for class 525 subclass 7.4][List of Patents for class 525 subclass 7.4]7.4 Subclass 7.4 indent level is 2 Mixed with previously formed solid polymer or SPFI
 [List of Pre Grant Publications for class 525 subclass 8][List of Patents for class 525 subclass 8]8 Subclass 8 indent level is 1 ETHYLENICALLY UNSATURATED REACTANT ADMIXED WITH A PREFORMED REACTION PRODUCT DERIVED FROM: (a) AT LEAST ONE POLYCARBOXYLIC ACID, ESTER, OR ANHYDRIDE; (b) AT LEAST ONE POLYHYDROXY COMPOUND; AND (c) AT LEAST ONE NATURAL RESIN, PROTEIN, OR BIOLOGICALLY ACTIVE POLYPEPTIDE, OR CARBOHYDRATE OR DERIVATIVE
[List of Pre Grant Publications for class 525 subclass 10][List of Patents for class 525 subclass 10]10 Subclass 10 indent level is 1 ETHYLENICALLY UNSATURATED REACTANT ADMIXED WITH EITHER (A) A POLYMER DERIVED FROM A SATURATED DI- OR HIGHER ESTER OF A POLYCARBOXYLIC ACID AS SOLE REACTANT, OR (B) REACTION PRODUCT OF ONLY POLYCARBOXYLIC ACIDS OR ANHYDRIDES WITH ONLY COMPOUNDS HAVING AT LEAST TWO HYDROXYL GROUPS AT LEAST ONE OF WHICH IS SATURATED AND WHEREIN THE REACTION PRODUCT FORMED IS NOT AFTERTREATED PRIOR TO ADMIXTURE WITH THE UNSATURATED REACTANT EXCEPT WITH A POLYCARBOXYLIC ACID, POLYCARBOXYLIC ACID ANHYDRIDE, OR A POLYOL, AND WHEREIN NO SOLID POLYMER DERIVED FROM ETHYLENIC REACTANTS ONLY IS MIXED THEREWITH
[List of Pre Grant Publications for class 525 subclass 11][List of Patents for class 525 subclass 11]11 Subclass 11 indent level is 2 Mixed in presence of specified material or a polymerizable composition contains a specified material
 [List of Pre Grant Publications for class 525 subclass 28][List of Patents for class 525 subclass 28]28 Subclass 28 indent level is 2 Mixed with -N=C=X reactant or polymer derived therefrom (X is chalcogen)
 [List of Pre Grant Publications for class 525 subclass 29][List of Patents for class 525 subclass 29]29 Subclass 29 indent level is 2 Mixed with silicon-containing reactant or polymer derived therefrom
 [List of Pre Grant Publications for class 525 subclass 30][List of Patents for class 525 subclass 30]30 Subclass 30 indent level is 2 Mixed with a solid polymer or specified intermediate condensation product derived from at least one amine-, N-C(=X)- or N-S-(=O)- containing reactant and at least one aldehyde or aldehyde-type reactant (X is chalcogen)
 [List of Pre Grant Publications for class 525 subclass 31][List of Patents for class 525 subclass 31]31 Subclass 31 indent level is 2 Mixed with an 1,2-epoxy compound containing more than one 1,2-epoxy group per mole or polymer derived therefrom
 [List of Pre Grant Publications for class 525 subclass 32][List of Patents for class 525 subclass 32]32 Subclass 32 indent level is 2 Mixed with a phenolic reactant and an aldehyde or aldehyde-type reactant or reaction product thereof
 [List of Pre Grant Publications for class 525 subclass 32.1][List of Patents for class 525 subclass 32.1]32.1 Subclass 32.1 indent level is 2 Polymer derived from polycarboxylic acid and polyhydroxyl compound is derived from at least one polycarboxylic acid reactant which is a dimer or trimer of an ethylenically unsaturated aliphatic monocarboxylic acid having at least ten carbon atoms; or adducts of said unsaturated monocarboxylic acid with an alpha, beta ethylenically unsaturated carboxylic acid or derivative
 [List of Pre Grant Publications for class 525 subclass 32.2][List of Patents for class 525 subclass 32.2]32.2 Subclass 32.2 indent level is 2 Ethylenic reactant or polymer derived from polycarboxylic acid or anhydride and polyol is derived from a carbohydrate or derivative
 [List of Pre Grant Publications for class 525 subclass 33][List of Patents for class 525 subclass 33]33 Subclass 33 indent level is 2 Polymer derived from polycarboxylic acid and polyhydroxy compound is derived from at least one polycarboxylic acid containing at least three carboxyl groups or more than one anhydride group
 [List of Pre Grant Publications for class 525 subclass 34][List of Patents for class 525 subclass 34]34 Subclass 34 indent level is 2 Polymer derived from polyhydroxy reactant and polycarboxylic acid is derived from at least one reactant containing at least three hydroxyl groups
[List of Pre Grant Publications for class 525 subclass 35][List of Patents for class 525 subclass 35]35 Subclass 35 indent level is 2 Polymer derived from polycarboxylic acid or anhydride and polyhydroxy compound is derived from at least two polycarboxylic acid reactants or two polycarboxylic acid anhydrides or mixture thereof
 [List of Pre Grant Publications for class 525 subclass 41][List of Patents for class 525 subclass 41]41 Subclass 41 indent level is 2 Polymer derived from polycarboxylic acid or anhydride and polyhydroxy compound is derived from at least two polyhydroxy compounds
 [List of Pre Grant Publications for class 525 subclass 42][List of Patents for class 525 subclass 42]42 Subclass 42 indent level is 2 Polymer derived from polycarboxylic acid or anhydride and polyhydroxy compound is derived from polyhydroxy compound containing ether linkage
[List of Pre Grant Publications for class 525 subclass 43][List of Patents for class 525 subclass 43]43 Subclass 43 indent level is 2 Polymer derived from polycarboxylic acid or anhydride and polyhydroxy compound wherein at least one of the reactants contains ethylenic unsaturation
[List of Pre Grant Publications for class 525 subclass 50][List of Patents for class 525 subclass 50]50 Subclass 50 indent level is 1 MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS
 [List of Pre Grant Publications for class 525 subclass 51][List of Patents for class 525 subclass 51]51 Subclass 51 indent level is 2 Effecting a change in a process in response to a measurement or test
 [List of Pre Grant Publications for class 525 subclass 52][List of Patents for class 525 subclass 52]52 Subclass 52 indent level is 2 Utilizing a tubular or loop reactor
 [List of Pre Grant Publications for class 525 subclass 53][List of Patents for class 525 subclass 53]53 Subclass 53 indent level is 2 Utilizing an apparatus with two or more physically distinct zones
 [List of Pre Grant Publications for class 525 subclass 54][List of Patents for class 525 subclass 54]54 Subclass 54 indent level is 2 Removing and recycling material from one zone to another
[List of Pre Grant Publications for class 525 subclass 54.1][List of Patents for class 525 subclass 54.1]54.1 Subclass 54.1 indent level is 2 Containing chemically combined protein or biologically active polypeptide
[List of Pre Grant Publications for class 525 subclass 54.2][List of Patents for class 525 subclass 54.2]54.2 Subclass 54.2 indent level is 2 Previously formed solid polymer chemically reacted with carbohydrate or derivative
[List of Pre Grant Publications for class 525 subclass 54.3][List of Patents for class 525 subclass 54.3]54.3 Subclass 54.3 indent level is 2 Previously formed solid polymer containing chemically combined carbohydrate admixed with a chemical treating or ethylenic agent, SPFI, SICP, or solid polymer
[List of Pre Grant Publications for class 525 subclass 54.4][List of Patents for class 525 subclass 54.4]54.4 Subclass 54.4 indent level is 2 Containing chemically combined natural resin or derivative thereof other than tall oil
 [List of Pre Grant Publications for class 525 subclass 54.5][List of Patents for class 525 subclass 54.5]54.5 Subclass 54.5 indent level is 2 Chemically combined coal, bituminous material, extract, or derivative thereof; oil shale; or fatty still residue
[List of Pre Grant Publications for class 525 subclass 55][List of Patents for class 525 subclass 55]55 Subclass 55 indent level is 2 At least one solid polymer derived from ethylenic reactants only
[List of Pre Grant Publications for class 525 subclass 56][List of Patents for class 525 subclass 56]56 Subclass 56 indent level is 3 Polyvinyl alcohol
[List of Pre Grant Publications for class 525 subclass 63][List of Patents for class 525 subclass 63]63 Subclass 63 indent level is 3 Mixing of solid graft or graft-type copolymer with other solid polymer wherein one of said solid polymers is not derived from ethylenic reactants only; mixing of said polymer mixture with a chemical treating agent; or mixing of graft or graft-type copolymer with a SICP or SPFI; or processes of forming or reacting; or the resultant product of any of the above operations
[List of Pre Grant Publications for class 525 subclass 70][List of Patents for class 525 subclass 70]70 Subclass 70 indent level is 3 Mixing of solid graft or graft-type copolymer derived from ethylenic reactants only with other solid polymer derived from ethylenic reactants only; or treating said mixture with chemical treating agent; or processes of forming or reacting; or the resultant product of any of the above operations
 [List of Pre Grant Publications for class 525 subclass 71][List of Patents for class 525 subclass 71]71 Subclass 71 indent level is 4 Contains two or more graft or graft-type copolymers or a graft or a graft type copolymer and at least one block or block-type copolymer
 [List of Pre Grant Publications for class 525 subclass 72][List of Patents for class 525 subclass 72]72 Subclass 72 indent level is 4 Mixture contains solid polymer derived from reactants containing an atom other than C, H, O, N, or chlorine
 [List of Pre Grant Publications for class 525 subclass 73][List of Patents for class 525 subclass 73]73 Subclass 73 indent level is 4 Mixture contains solid polymer derived from reactant containing nitrogen heterocycle
 [List of Pre Grant Publications for class 525 subclass 74][List of Patents for class 525 subclass 74]74 Subclass 74 indent level is 4 Mixture contains solid polymer derived from reactant containing oxygen heterocycle
 [List of Pre Grant Publications for class 525 subclass 75][List of Patents for class 525 subclass 75]75 Subclass 75 indent level is 4 Mixture contains solid polymer derived from reactant containing a fused- or bridged-ring system or from cycloaliphatic reactant
 [List of Pre Grant Publications for class 525 subclass 76][List of Patents for class 525 subclass 76]76 Subclass 76 indent level is 4 Mixture contains solid polymer derived from chlorine-containing reactant other than from vinyl(idene) chloride
 [List of Pre Grant Publications for class 525 subclass 77][List of Patents for class 525 subclass 77]77 Subclass 77 indent level is 4 Mixture contains solid polymer derived from reactant containing nitrogen other than from (meth)acrylonitrile
 [List of Pre Grant Publications for class 525 subclass 78][List of Patents for class 525 subclass 78]78 Subclass 78 indent level is 4 Mixture contains solid polymer derived from reactant containing carboxylic acid group
 [List of Pre Grant Publications for class 525 subclass 79][List of Patents for class 525 subclass 79]79 Subclass 79 indent level is 4 Mixture contains solid polymer derived from reactant containing ether or hydroxyl group
[List of Pre Grant Publications for class 525 subclass 80][List of Patents for class 525 subclass 80]80 Subclass 80 indent level is 4 Mixture contains solid polymer derived from reactant containing carboxylic acid ester group
[List of Pre Grant Publications for class 525 subclass 86][List of Patents for class 525 subclass 86]86 Subclass 86 indent level is 4 Mixture contains solid polymer derived from nonaromatic reactant containing plural ethylenically unsaturated groups
[List of Pre Grant Publications for class 525 subclass 88][List of Patents for class 525 subclass 88]88 Subclass 88 indent level is 3 Mixing of solid block or block-type copolymer with other solid polymer; mixing of said polymer mixture with a chemical treating agent; mixing of a block or block-type copolymer with SICP or with SPFI; or processes of forming or reacting; or the resultant product of any of the above operations