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Class Information
Number: 424/78.27
Name: Drug, bio-affecting and body treating compositions > Solid synthetic organic polymer as designated organic active ingredient (doai) > Aftertreated polymer (e.g., grafting, blocking, etc.) > Polymer derived from ethylenic monomers only > Chemical treating agent contains element other than c, h, o, alkali, or alkaline earth metal > Nitrogen or sulfur
Description: Subject matter wherein the chemical treating agent contains either nitrogen or sulfur; e.g., the chemical aftertreatment of polyhydroxyethyl methacrylate first with cyanogen bromide and then with heparin or antithrombin III, etc.










Sub-classes under this class:

Class Number Class Name Patents
424/78.29 Nitrogen heterocycle 36
424/78.28 Sulfur heterocycle 11


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8703117 Cross-linked compositions Apr. 22, 2014
8680202 Cyclodextrin-based polymers for therapeutics delivery Mar. 25, 2014
8673285 Sphingoid polyalkylamine conjugates for vaccination Mar. 18, 2014
8673286 DOPA-functionalized, branched, poly(aklylene oxide) adhesives Mar. 18, 2014
8652456 Aqueous preparations comprising at least one water-soluble or water-dispersible copolymer with cationgenic groups Feb. 18, 2014
8647613 Drug carrier Feb. 11, 2014
8647670 Biocompatible rapid-gelating hydrogel and associated preparation method of spray Feb. 11, 2014
8633277 Methods for forming polymer-drug conjugates Jan. 21, 2014
8603453 Antimicrobial polymeric biguanide and acidic co-polymer composition and method of use Dec. 10, 2013
8545830 Multi-functional polymeric materials and their uses Oct. 1, 2013
8529935 Antibacterial hydrogel and use thereof in orthopedics Sep. 10, 2013
8524213 Polymeric materials, their preparation and use Sep. 3, 2013
8518388 Cyclodextrin-based polymers for therapeutics delivery Aug. 27, 2013
8492488 Stabilized polymeric thiol reagents Jul. 23, 2013
8475781 Cyclodextrin-based polymers for therapeutics delivery Jul. 2, 2013
8476404 Selectively functionalized polyhydric compounds Jul. 2, 2013
8436119 Allergen suppressor, allergen-suppression processed fiber and method of producing the same May. 7, 2013
8425893 Polyurethanes for osteoimplants Apr. 23, 2013
8404793 Allergen suppressor, allergen-suppression processed fiber and method of producing the same Mar. 26, 2013
8404784 Manufacturing process of making polymeric amine salts Mar. 26, 2013
8394366 Thermosensitive polymers for therapeutic use and methods of preparation Mar. 12, 2013
8389661 Complexes between an amphiphilic polymer and an osteogenic protein belonging to the family of BMPs Mar. 5, 2013
8383092 Bioadhesive constructs Feb. 26, 2013
8357361 Bioabsorbable surgical composition Jan. 22, 2013
8337881 Cyanoacrylate monomer formulation containing diiodomethyl-p-tolylsulfone Dec. 25, 2012
8323632 Multi-arm polypeptide-poly(ethylene glycol) block copolymers as drug delivery vehicles Dec. 4, 2012
8283434 Hydrolytically degradable polymers and hydrogels made therefrom Oct. 9, 2012
8273828 Methods for introducing reactive secondary amines pendant to polymers backbones that are useful for diazeniumdiolation Sep. 25, 2012
8263063 Multimeric VLA-4 antagonists comprising polymer moieties Sep. 11, 2012
8216561 Polyacrylamide hydrogel for the treatment of incontinence and vesicouretal reflex Jul. 10, 2012
8217123 Stabilized polymeric thiol reagents Jul. 10, 2012
8119756 Hydrolytically degradable polymers and hydrogels made therefrom Feb. 21, 2012
8105570 Methods and compositions for controlled release of drugs Jan. 31, 2012
8058344 Glycodendrimers having biological activity Nov. 15, 2011
7985414 Polyurethanes for osteoimplants Jul. 26, 2011
7976834 Multi-arm polypeptide-poly(ethylene glycol) block copolymers as drug delivery vehicles Jul. 12, 2011
7968085 Hydrogel formulations Jun. 28, 2011
7947263 Biocompatible surgical compositions May. 24, 2011
7947262 Use of fullerenes for the treatment of mast cell and basophil-mediated disease May. 24, 2011
7947261 Conjugates formed from polymer derivatives having particular atom arrangements May. 24, 2011
7939055 Polymeric aromatic N-halo sulfonamides May. 10, 2011
7927619 In situ bulking composition Apr. 19, 2011
7914776 Solid dispersions of opioid antagonists Mar. 29, 2011
7910685 Hydrolytically degradable polymers and hydrogels made therefrom Mar. 22, 2011
7892834 Cellular signal-responsive gene transcriptional regulation system Feb. 22, 2011
7879317 Polymeric micelle compositions with improved stability and methods of making thereof Feb. 1, 2011
7863408 Body fluid compatible and biocompatible resin Jan. 4, 2011
7858079 Tissue adhesives and sealants and method for their use Dec. 28, 2010
7858078 Bioabsorbable surgical composition Dec. 28, 2010
7851565 Stabilized polymeric thiol reagents Dec. 14, 2010

1 2 3 4










 
 
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