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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 419
424/488 Polysaccharides (e.g., cellulose, etc.) 1,121
424/486 Synthetic polymer 1,598


Patents under this class:
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Patent Number Title Of Patent Date Issued
6045818 Cell growth substrates with tethered cell growth effector molecules Apr. 4, 2000
6045820 Iodine/resin disinfectant a procedure for the preparation thereof Apr. 4, 2000
6045823 Process for producing solid anhydrous composition, and pharmaceutical and cosmetic products comprising same Apr. 4, 2000
6045827 Treatment of equine laminitis Apr. 4, 2000
6042817 Polyurethane foam lithium hypochlorite composition Mar. 28, 2000
6040295 Formulated nucleic acid compositions and methods of administering the same for gene therapy Mar. 21, 2000
6036977 Drug preparations for treating sexual dysfunction Mar. 14, 2000
6037374 Composition and method for the control of parasitic mites in honey bees Mar. 14, 2000
6033684 Compositions and methods for wound management Mar. 7, 2000
6024968 Intersorption composition and method Feb. 15, 2000
6024981 Rapidly dissolving robust dosage form Feb. 15, 2000
6022554 Polymeric microporous film coated subcutaneous implant Feb. 8, 2000
6022563 Phenylbutazone carrier formulation Feb. 8, 2000
6020000 Banded prolonged release active agent dosage form Feb. 1, 2000
6020200 Encapsulation compositions and methods Feb. 1, 2000
6015571 Microcapsules containing suspensions of biologically active compounds Jan. 18, 2000
6010714 Non-thermogenic heat dissipating biomedical adhesive compositions Jan. 4, 2000
6007833 Crosslinkable macromers bearing initiator groups Dec. 28, 1999
6007843 Sustained release delivery system Dec. 28, 1999
6004576 Granular plasma protein supplement with increased bio-efficacy Dec. 21, 1999
6001338 Cosmetic use of natural microfibrils and a film-forming polymer as a composite coating agent for hair, eyelashes, eyebrows and nails Dec. 14, 1999
6001346 Aqueous emulsion comprising biodegradable carrier for insect pheromones and methods for controlled release thereof Dec. 14, 1999
6001380 Medicated applicator sheet for topical drug delivery Dec. 14, 1999
6001384 Method for fighting against myiasis affecting cattle and sheep populations and compositions for implementing same Dec. 14, 1999
5997901 Method of manufacturing scented molded products Dec. 7, 1999
5997903 Oral-administration forms of a medicament containing pantoprazol Dec. 7, 1999
5993848 Dissolution liquid for drug in iontophoresis Nov. 30, 1999
5989463 Methods for fabricating polymer-based controlled release devices Nov. 23, 1999
5989586 Two-phase matrix for sustained release drug delivery device Nov. 23, 1999
5985326 Method of producing a solid dispersion of a poorly water soluble drug Nov. 16, 1999
5985327 Solid medium and method for DNA storage Nov. 16, 1999
5980942 Zero-order sustained release matrix tablet formulations of carbamazepine Nov. 9, 1999
5980945 Sustained release drug formulations Nov. 9, 1999
5980946 Collagen formulations Nov. 9, 1999
5976566 Non-steroidal antiinflammtory drug formulations for topical application to the skin Nov. 2, 1999
5976577 Process for preparing fast dispersing solid oral dosage form Nov. 2, 1999
5977313 Platelet substitutes and conjugation methods suitable for their preparation Nov. 2, 1999
5972358 Low tack lotion, gels and creams Oct. 26, 1999
5972384 Use of biologically active glass as a drug delivery system Oct. 26, 1999
5972387 Modified hydrolyzed vegetable protein microspheres and methods for preparation and use thereof Oct. 26, 1999
5968253 Calcium phosphate cements comprising antimicrobial agents Oct. 19, 1999
5968551 Orally administrable opioid formulations having extended duration of effect Oct. 19, 1999
5968794 Biodegradable particulate vector for transporting molecules having biological activity Oct. 19, 1999
5965161 Extruded multi-particulates Oct. 12, 1999
5965162 Process for forming chewable quickly dispersing multi-vitamin preparation and product therefrom Oct. 12, 1999
5965163 Substained release compositions and a method of preparing pharmaceutical compositions Oct. 12, 1999
5961967 Multiphase candle containing locally enriched regions of deliverable actives Oct. 5, 1999
5961990 Cosmetic particulate gel delivery system and method of preparing complex gel particles Oct. 5, 1999
5962028 Carbonated hydroxyapatite compositions and uses Oct. 5, 1999
5958427 Nitric oxide donor compounds and pharmaceutical compositions for pulmonary hypertension and other indications Sep. 28, 1999

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