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Class Information
Number: 424/489
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)
Description: Subject matter in which the special physical form is a coated or impregnated particle.


Sub-classes under this class:

Class Number Class Name Patents
424/490 Coated (e.g., microcapsules) 1,460
424/500 Contains natural gums and resins 184
424/499 Contains proteins or derivative or polysaccharides or derivative 1,070
424/501 Contains solid synthetic resin 708
424/502 Contains waxes, higher fatty acids, higher fatty alcohols 427


Patents under this class:
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Patent Number Title Of Patent Date Issued
6867199 Dinucleoside polyphosphate compositions and their therapeutic use Mar. 15, 2005
6863899 Composite shaped bodies and methods for their production and use Mar. 8, 2005
6863902 Immediate release eplerenone compositions Mar. 8, 2005
6861052 Separation process Mar. 1, 2005
6861069 Production of a directly compressible tabletting aid Mar. 1, 2005
6861070 Medicinal compositions for treating evacuatory insufficiency Mar. 1, 2005
6861073 Dysfunctional satiety center syndrome and method of treatment therefor Mar. 1, 2005
6861075 Biocidal compositions comprising an aerated gel containing hydrophobic silica Mar. 1, 2005
6861413 Stable non-dihydrate azithromycin oral suspensions Mar. 1, 2005
6861447 Method for producing a coenzyme Q10/.gamma.-cyclodextrin complex Mar. 1, 2005
6858166 Powder processing with pressurized gaseous fluids Feb. 22, 2005
6858199 High efficient delivery of a large therapeutic mass aerosol Feb. 22, 2005
6858223 Compositions comprising phenylaminothiophenacetic acid derivatives for the treatment of acute or adult respiratory distress syndrome (ARDS) and infant respiratory distress syndrome (IRDS) Feb. 22, 2005
6858228 Solid oral dosage forms of valsartan Feb. 22, 2005
6858230 Process for producing medicinal composition of basic hydrophobic medicinal compound Feb. 22, 2005
6858231 Pharmaceutical excipient having improved compressibility Feb. 22, 2005
6858725 Microcrystalline cellulose cushioning granules Feb. 22, 2005
6855333 Stabilization of solid thyroid drug formulations Feb. 15, 2005
6855335 Process for preparing silica microcapsules Feb. 15, 2005
6855336 Omeprazole formulation Feb. 15, 2005
6852312 Biocidal polystyrene hydantoin particles Feb. 8, 2005
6852336 Directly compressible high load acetaminophen formulations Feb. 8, 2005
6852337 Carvedilol-galenics Feb. 8, 2005
6849269 Proliposomal drug delivery system Feb. 1, 2005
6849271 Microcapsule matrix microspheres, absorption-enhancing pharmaceutical compositions and methods Feb. 1, 2005
6849272 Endosomolytic agents and cell delivery systems Feb. 1, 2005
6849274 Nutritional and pharmaceutical compositions Feb. 1, 2005
6848197 Control of process humidity to produce large, porous particles Feb. 1, 2005
6846495 Compositions having improved delivery of actives Jan. 25, 2005
6846801 Systemic administration of a therapeutic preparation Jan. 25, 2005
6844009 Media in the form of complex dispersions, method for preparing same and uses Jan. 18, 2005
6844048 Substrates for powder deposition containing conductive domains Jan. 18, 2005
6844172 Amylose products as matrix former for programmed release systems, process for preparing these amylose products, and process for making programmed release systems Jan. 18, 2005
6844364 Stabilization of retinoid compounds Jan. 18, 2005
6844424 Method for obtaining avian biological products Jan. 18, 2005
6841146 Spray composition Jan. 11, 2005
6841169 Stabilizer for pharmacons Jan. 11, 2005
6841393 Selective removal of contaminants from a surface using colored particles and articles having magnets Jan. 11, 2005
6838075 Inhaleable spray dried 4-helix bundle protein powders having minimized aggregation Jan. 4, 2005
6838087 Cosmetic compositions having improved tactile and wear properties Jan. 4, 2005
6835393 Enhanced transport using membrane disruptive agents Dec. 28, 2004
6835394 Polymersomes and related encapsulating membranes Dec. 28, 2004
6835396 Preparation of submicron sized nanoparticles via dispersion lyophilization Dec. 28, 2004
6833185 Fluidization additives to fine powders Dec. 21, 2004
6830753 Adsorbent for oral administration Dec. 14, 2004
6830760 Glyburide composition Dec. 14, 2004
6830761 Composition comprising micro-encapsulated iron Dec. 14, 2004
6827766 Decontaminating systems containing reactive nanoparticles and biocides Dec. 7, 2004
6827945 Nutritional supplements and methods of using same Dec. 7, 2004
6827946 Compositions containing both sedative and non-sedative antihistamines Dec. 7, 2004

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