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Class Information
Number: 424/484
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Matrices
Description: Subject matter in which the special physical form includes a reticulated net work of material from which the drug is eluted or released by dissolution of the reticulated network physically holding the drug.


Sub-classes under this class:

Class Number Class Name Patents
424/485 Natural gums, resin or latex 420
424/488 Polysaccharides (e.g., cellulose, etc.) 1,121
424/486 Synthetic polymer 1,599


Patents under this class:
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Patent Number Title Of Patent Date Issued
6375982 Rapid-melt semi-solid compositions, methods of making same and method of using same Apr. 23, 2002
6372256 Hydrogels containing absorbable polyoxaamides Apr. 16, 2002
6368630 Modulated release from biocompatible polymers Apr. 9, 2002
6365173 Stereocomplex polymeric carriers for drug delivery Apr. 2, 2002
6365187 Bioadhesive microspheres and their use as drug delivery and imaging systems Apr. 2, 2002
6361780 Microporous drug delivery system Mar. 26, 2002
6361786 Microbicide treated polymeric materials Mar. 26, 2002
6361806 Composition for and method of topical administration to effect changes in subcutaneous adipose tissue Mar. 26, 2002
6362276 Degradable heterobifunctional poly(ethylene glycol) acrylates and gels and conjugates derived therefrom Mar. 26, 2002
6358523 Macromolecule-lipid complexes and methods for making and regulating Mar. 19, 2002
6352718 Vasopressin antagonist formulation and process Mar. 5, 2002
6352722 Derivatized carbohydrates, compositions comprised thereof and methods of use thereof Mar. 5, 2002
6352972 Bone morphogenetic proteins and their use in bone growth Mar. 5, 2002
6350461 Controlled delivery compositions and processes for treating organisms in a column of water on land Feb. 26, 2002
6350467 Pharmaceutical preparations of glutathione and methods of administration thereof Feb. 26, 2002
6346262 Controlled delivery compositions and processes for treating organisms in a column of water or land Feb. 12, 2002
6346264 Supplement for restoring growth hormone levels Feb. 12, 2002
6346270 Phenytoin therapy Feb. 12, 2002
6346271 Topical drug preparations Feb. 12, 2002
6346273 Process for solubilizing pharmaceutically active ingredients in water and in aqueous vehicles Feb. 12, 2002
6346297 Fragrance-containing plastic coating compositions for paper substrates Feb. 12, 2002
6344212 Method of providing sustained analgesia with buprenorphine Feb. 5, 2002
6342237 Make-up composition comprising fibers Jan. 29, 2002
6342246 Image forms and method for ameliorating male erectile dysfunction Jan. 29, 2002
6342250 Drug delivery devices comprising biodegradable protein for the controlled release of pharmacologically active agents and method of making the drug delivery devices Jan. 29, 2002
6340467 Solid and semi-solid hydrocarbon gels and uses thereof Jan. 22, 2002
6339067 Process of making a compound by forming a polymer from a template drug Jan. 15, 2002
6337078 Controlled delivery compositions and processes for treating organisms in a column of water or land Jan. 8, 2002
6337082 Saccharide-based matrix Jan. 8, 2002
6335007 Collagen gel Jan. 1, 2002
6335027 Controlled delivery compositions and processes for treating organisms in a column of water or land Jan. 1, 2002
6335029 Polymeric coatings for controlled delivery of active agents Jan. 1, 2002
6335034 Topical drug preparations Jan. 1, 2002
6335035 Sustained release delivery system Jan. 1, 2002
6335457 Complex containing biologically assimilable orthosilicic acid, which is under solid form, stable and concentrated, and a process for preparation of said complex Jan. 1, 2002
6333051 Nanogel networks and biological agent compositions thereof Dec. 25, 2001
6333052 Medicaments for beneficial insects and method Dec. 25, 2001
6333057 Composition and method for topical treatment of androgenic alopecia Dec. 25, 2001
6331300 Compositions for providing a chemical to a microorganism Dec. 18, 2001
6331309 Hydrogel compositions for the controlled release administration of growth factors Dec. 18, 2001
6328990 Bioactive, degradable composite for tissue engineering Dec. 11, 2001
6325991 Methods and compositions for treating periodontal disease with an inhibitor of secretory phospholipase A2 Dec. 4, 2001
6326017 Methods for the localized delivery of agents to blood vessels Dec. 4, 2001
6326018 Flexible sheet of demineralized bone Dec. 4, 2001
6326021 Biocompatible polymeric delivery systems having functional groups attached to the surface thereof Dec. 4, 2001
6326025 Tissue reactive adhesive compositions Dec. 4, 2001
6326029 Resorbable extracellular matrix for reconstruction of cartilage tissue Dec. 4, 2001
6322814 Manufacture of and uses for low molecular weight agars and agaroids Nov. 27, 2001
6322983 Solid medium and methods for processing a sample of genetic material Nov. 27, 2001
6319507 Agar gel bead composition and method Nov. 20, 2001

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