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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:

Patent Number Title Of Patent Date Issued
6841393 Selective removal of contaminants from a surface using colored particles and articles having magnets Jan. 11, 2005
6841574 Topical stabilized prostaglandin E compound dosage forms Jan. 11, 2005
6841168 Method for the preservation of biologically-active material Jan. 11, 2005
6838093 System for osmotic delivery of pharmaceutically active agents Jan. 4, 2005
6835386 Collar containing a novel gel formulation to control arthropod infestation of animals Dec. 28, 2004
6830759 Antidiabetic preparation for oral administration Dec. 14, 2004
6827930 System for attracting fish Dec. 7, 2004
6828412 Degradable polymers Dec. 7, 2004
6824787 Urea and nitrogen based compounds as feeding stimulants/aggregants and masking agents of unpalatable chemicals for subterranean termites Nov. 30, 2004
6824792 Bioadhesive composition Nov. 30, 2004
6818224 Use of gellable pharmaceutical compositions in periodontology Nov. 16, 2004
6818620 Synthetic compounds and compositions with enhanced cell binding Nov. 16, 2004
6814981 Ganglioside immunostimulating complexes and uses thereof Nov. 9, 2004
6808707 Wound healing compositions and methods using tropoelastin and lysyl oxidase Oct. 26, 2004
6800296 Modification of surfaces using biological recognition events Oct. 5, 2004
6800297 Porous COX-2 inhibitor matrices and methods of manufacture thereof Oct. 5, 2004
6797260 Bleeding control and healing aid compositions and methods of use Sep. 28, 2004
6797283 Gastric retention dosage form having multiple layers Sep. 28, 2004
6793936 Multiparticulate modified release composition Sep. 21, 2004
6793938 Biodegradable compositions for the controlled release of encapsulated substances Sep. 21, 2004
6790436 Gel air freshener Sep. 14, 2004
6790453 Encapsulation compositions and process for preparing the same Sep. 14, 2004
6787529 Topical composition Sep. 7, 2004
6783769 Transdermal therapeutic system TTS containing tolterodine Aug. 31, 2004
6783772 Pharmaceutical preparations containing alendronate sodium Aug. 31, 2004
6780411 Tissue sealant compositions Aug. 24, 2004
6780427 Reduction of adhesions using controlled delivery of active oxygen inhibitors Aug. 24, 2004
6773720 Mesalazine controlled release oral pharmaceutical compositions Aug. 10, 2004
6767928 Mineralization and biological modification of biomaterial surfaces Jul. 27, 2004
6764690 Dissolvable oxides for biological applications Jul. 20, 2004
6764994 Growth/differential factor of the TGF-B family Jul. 20, 2004
6761908 Collagen preparation for the controlled release of active substances Jul. 13, 2004
6759056 Mixture for transdermal delivery of low and high molecular weight compounds Jul. 6, 2004
6756060 Anti-inflammatory and antimicrobial uses for bioactive glass compositions Jun. 29, 2004
6756217 Glass composite materials containing alkoxosilane derivative having alterable charge, hydrophobic and hydrophilic groups Jun. 29, 2004
6753006 Paclitaxel-containing formulations Jun. 22, 2004
6753013 Pharmaceutical composition Jun. 22, 2004
6753015 Microparticle compositions and methods for the manufacture thereof Jun. 22, 2004
6748653 Method of making a temporary medical lead having biodegradable electrode mounting pad loaded with therapeutic drug Jun. 15, 2004
6748954 Drug release from polymer matrices through mechanical stimulation Jun. 15, 2004
6749865 Modification of biopolymers for improved drug delivery Jun. 15, 2004
6749866 Modulated release from biocompatible polymers Jun. 15, 2004
6746667 Adhesive treatment for tinea pedis Jun. 8, 2004
6743439 Ophthalmic compositions containing copolymers of sulfonated styrene and maleic anhydride Jun. 1, 2004
6743442 Melt-extruded orally administrable opioid formulations Jun. 1, 2004
6743445 Low temperature coatings Jun. 1, 2004
6743446 Methods for stabilizing biologically active agents encapsulated in biodegradable controlled-release polymers Jun. 1, 2004
6743448 Topical testosterone formulations and associated methods Jun. 1, 2004
6737068 Wipe formulation May. 18, 2004
6733774 Carrier with solid fibrinogen and solid thrombin May. 11, 2004



 
 
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