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Class Information
Number: 525/327.4
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 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 > At least one solid polymer derived from ethylenic reactants only > Chemically after treated solid polymers derived from ethylenically unsaturated monomers only > Polymer derived from carboxylic acid anhydride monomer
Description: Product wherein a solid polymer which has been chemically modified is derived from a monomer which has a carboxylic acid anhydride group.

Sub-classes under this class:

Class Number Class Name Patents
525/327.7 Esterified, i.e., preparation of coor linkage 158
525/327.8 Hydrolyzed; neutralized; or metal containing chemical treating agent 147
525/327.6 Nitrogen containing chemical treating agent other than unsubstituted ammonium as sole nitrogen 358
525/327.5 Sulfur containing chemical treating agent 74

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8691934 Binder compositions and associated methods Apr. 8, 2014
8674023 Ionomer compositions for golf balls Mar. 18, 2014
8623964 Room temperature crosslinkable ion conductive polymer system Jan. 7, 2014
8603631 Polyester binding compositions Dec. 10, 2013
8598279 Adducts useful as cure components for anaerobic curable compositions Dec. 3, 2013
8501308 Grafted cyclodextrin Aug. 6, 2013
8403904 Superabsorbent polymer having a capacity increase Mar. 26, 2013
8357760 Silicone hydrogel contact lenses with convertible comfort agents Jan. 22, 2013
8354476 Functionalized poly(ether-anhydride) block copolymers Jan. 15, 2013
8304369 Superabsorbent polymer having a capacity increase Nov. 6, 2012
8283410 Ring-opening metathesis polymerization of norbornene and oxanorbornene moieties and uses thereof Oct. 9, 2012
8221866 Ionomer and article therewith Jul. 17, 2012
8210967 Elastomers, process for preparation, and uses thereof Jul. 3, 2012
8182916 Particulate water absorbing agent comprising crosslinked absorbent resin and having low residual monomer, water absorbing article and method for production of water absorbing agent May. 22, 2012
8153706 Polymeric colorants having pigment and dye components and corresponding ink compositions Apr. 10, 2012
8129476 Modified comb copolymers Mar. 6, 2012
8071222 Polymeric particles capable of absorbing blood and/or body fluids Dec. 6, 2011
8044148 Modified styrene-maleic acid copolymer and use thereof Oct. 25, 2011
7968650 Polymeric compositions comprising at least one volume excluding polymer Jun. 28, 2011
7935771 Polymer having sulfonic acid group or sulfonic acid ester group and amide group, and toner for developing electrostatic latent image having the polymer May. 3, 2011
7867623 Polymeric particles capable of absorbing blood and/or body fluids Jan. 11, 2011
7847035 Polymer electrolyte with aromatic sulfone crosslinking Dec. 7, 2010
7842382 Binder compositions and associated methods Nov. 30, 2010
7829636 Polymers for bitumen modification & other uses Nov. 9, 2010
7820764 Process for controlling the molecular weight of polymers of bromostyrene Oct. 26, 2010
7816005 Copolymers for stain resistance Oct. 19, 2010
7803879 Formaldehyde free binder Sep. 28, 2010
7795354 Formaldehyde free binder Sep. 14, 2010
7740913 Copolymers for stain resistance Jun. 22, 2010
7705110 Non-gelled curable compositions containing imide functional compounds Apr. 27, 2010
7700673 Reduced oil rubber compositions including N-substituted polyalkylene succinimide derivates and methods for preparing such compositions Apr. 20, 2010
7674863 Esterified copolymers of polyalkenes/unsaturated acidic reagents useful as lubricant and fuel additives Mar. 9, 2010
7666945 Non-gelled curable compositions containing imide functional compositions Feb. 23, 2010
7622531 Powder paint composition Nov. 24, 2009
7550199 Copolymers for stain resistance Jun. 23, 2009
7531593 Thermoplastic elastomer blend composition May. 12, 2009
7452941 Terpene resin and hydrocarbon resin-based surfactants and aqueous dispersion of tackifier resins Nov. 18, 2008
7420018 Water-absorbing agent production process with surface crosslinking and ion blocking Sep. 2, 2008
7390855 Concrete admixture additive Jun. 24, 2008
7368564 Bridged macrocyclic module compositions May. 6, 2008
7354977 Process for hydroxyalkylating carboxylic acid-functionalized materials Apr. 8, 2008
7294683 Non-gelled curable compositions containing imide functional compounds Nov. 13, 2007
7256242 Esterified copolymers of polyalkenes/unsaturated acidic reagents useful as lubricant and fuel additives Aug. 14, 2007
7244790 Thermoplastic elastomer blend, method of manufacture and use thereof Jul. 17, 2007
7208539 Thermosetting resin composition, and prepreg and laminated board using the same Apr. 24, 2007
7193016 Epoxy-extended polyacrylate toughening agent Mar. 20, 2007
7101945 Phosphorus-containing polymers for optical signal transducers Sep. 5, 2006
7071264 Branched polymers and coating compositions made therefrom Jul. 4, 2006
7060756 Polymer electrolyte with aromatic sulfone crosslinking Jun. 13, 2006
7037993 Norbornene-based ring-opening polymerization polymer, product of hydrogenation of norbornene-based ring-opening polymerization polymer, and processes for producing these May. 2, 2006

1 2 3 4 5

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