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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
6165507 Slow-release pharmaceutical formulations containing mizolastine Dec. 26, 2000
6162467 Sustained release compositions and a method of preparing pharmaceutical compositions Dec. 19, 2000
6162487 Method of coating medical devices with a combination of antiseptics and antiseptic coating therefor Dec. 19, 2000
6159500 Pharmaceutical preparations of glutathione and methods of administration thereof Dec. 12, 2000
6159503 Pectin process and composition Dec. 12, 2000
6156344 Method for improving blood compatibility of interpenetrating multicomponent polymer Dec. 5, 2000
6156345 Crosslinkable macromers bearing initiator groups Dec. 5, 2000
6153221 Use of biogically active glass as a drug delivery system Nov. 28, 2000
6149924 Composition for enhancing lipid production, barrier function, hydrogen peroxide neutralization, and moisturization of the skin Nov. 21, 2000
6149939 Healthful dissolvable oral tablets, and mini-bars Nov. 21, 2000
6143278 Topical application of opioid analgesic drugs such as morphine Nov. 7, 2000
6143328 Sustained release compositions and a method of preparing pharmaceutical compositions Nov. 7, 2000
6139876 Gel with increased oxygen content Oct. 31, 2000
6132765 Drug delivery via therapeutic hydrogels Oct. 17, 2000
6129931 Controlled-release, drug-delivery tableted composition including a complex between poly(maleic diacid-alkyl vinyl ether) and polyvinylpyrrolidone Oct. 10, 2000
6126971 Stable oral CI-981 formulation and process for preparing same Oct. 3, 2000
6124103 Arrangement and method of examining hydrophilic macromolecules in an aqueous solution Sep. 26, 2000
6124355 Oxybutynin therapy Sep. 26, 2000
6120804 Topical drug preparations Sep. 19, 2000
6117419 Delivery system for oil soluble actives in cosmetic/personal care products Sep. 12, 2000
6117425 Supplemented and unsupplemented tissue sealants, method of their production and use Sep. 12, 2000
6117456 Methods and products related to the physical conversion of reactive amorphous calcium phosphate Sep. 12, 2000
6110473 Emulsion comprising a gelled anionic hydrocolloid aqueous outer phase, a non-aqueous intermediate phase and an aqueous inner phase Aug. 29, 2000
6103261 Opioid formulations having extended controlled release Aug. 15, 2000
6103264 Process for preparing a controlled release composition Aug. 15, 2000
6103266 Pharmaceutical gel preparation applicable to mucosal surfaces and body tissues Aug. 15, 2000
6103269 Solid bodies containing active substances and a structure consisting of hydrophilic macromolecules, plus a method of producing such bodies Aug. 15, 2000
6099852 Wettable silicone-based lenses Aug. 8, 2000
6099859 Controlled release oral tablet having a unitary core Aug. 8, 2000
6100298 Compounds and compositions for delivering active agents Aug. 8, 2000
6096324 Methods of delivering materials into the skin, and compositions used therein Aug. 1, 2000
6093389 Methods and compositions for attracting and controlling termites Jul. 25, 2000
6090368 Pharmaceutical compositions for intranasal spray administration of ketorolac tromethamine Jul. 18, 2000
6090399 Controlled release composition incorporating metal oxide glass comprising biologically active compound Jul. 18, 2000
6083518 Composition comprising an active agent dissolved in a glass-forming carrier and a process for the preparation thereof Jul. 4, 2000
6083529 Liposome encapsulated active agent dry powder composition Jul. 4, 2000
6083534 Pharmaceutical compositions for controlled release of soluble receptors Jul. 4, 2000
6080416 Low tack lotion, gels and creams Jun. 27, 2000
6080420 Fibres of cospun alginates Jun. 27, 2000
6077916 Biodegradable mixtures of polyphoshazene and other polymers Jun. 20, 2000
6074674 Formulations for sustained-release of topical anesthetics and methods of making and using same Jun. 13, 2000
6068859 Controlled-release dosage forms of Azithromycin May. 30, 2000
6066337 Method for producing a rapidly dissolving dosage form May. 23, 2000
6066339 Oral morphine multiparticulate formulation May. 23, 2000
6063405 Sustained release delivery system May. 16, 2000
6060085 Compositions and methods for topical application of therapeutic agents May. 9, 2000
6056976 Elastomer, its preparation and use May. 2, 2000
6051425 Method for producing tissue formation and tissue culture kit Apr. 18, 2000
6048541 Fast-dissolving comestible units formed under high-speed/high-pressure conditions Apr. 11, 2000
6048546 Immobilized lipid-bilayer materials Apr. 11, 2000

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