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Browse by Category: Main > Health & Medicine
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
6929805 Analgesic combination Aug. 16, 2005
6926908 Formulation for inhalation Aug. 9, 2005
6926909 Chrono delivery formulations and method of use thereof Aug. 9, 2005
6923974 Flaky fine powder, production thereof, and cosmetic Aug. 2, 2005
6923979 Method for depositing particles onto a substrate using an alternating electric field Aug. 2, 2005
6923984 Cushioning wax beads for making solid shaped articles Aug. 2, 2005
6923987 Solid preparation for dialysis and process for producing the same Aug. 2, 2005
6923988 Solid carriers for improved delivery of active ingredients in pharmaceutical compositions Aug. 2, 2005
6921527 Composition for pulmonary administration comprising a drug and a hydrophobic amino acid Jul. 26, 2005
6921528 Highly efficient delivery of a large therapeutic mass aerosol Jul. 26, 2005
6919070 Stomatic composition Jul. 19, 2005
6919074 Cosmetic formulations of quaternary ammonium compounds free of short-chain alcohols Jul. 19, 2005
6919093 Formulation Jul. 19, 2005
6919306 Method of skin care Jul. 19, 2005
6919378 Pharmaceutical solutions of modafinil compounds Jul. 19, 2005
6916488 Amphiphilic polymeric vesicles Jul. 12, 2005
6916489 Active agent transport systems Jul. 12, 2005
6916490 Controlled release of bioactive substances Jul. 12, 2005
6913768 Sustained release delivery of amphetamine salts Jul. 5, 2005
6913877 Methods for detecting bioactive compounds Jul. 5, 2005
6914073 Vitamin formulation for cardiovascular health Jul. 5, 2005
6911212 Malleable putty and flowable paste with allograft bone having residual calcium for filling bone defects Jun. 28, 2005
6911215 Treating arthritis in animals with dietary supplements Jun. 28, 2005
6911216 Targeted delivery via biodegradable polymers Jun. 28, 2005
6911217 Controlled release bead, a method of producing the same and multiple unit formulation comprising it Jun. 28, 2005
6908623 Compositions and methods for enhancing receptor-mediated cellular internalization Jun. 21, 2005
6908626 Compositions having a combination of immediate release and controlled release characteristics Jun. 21, 2005
6908629 Pesticide composition containing finely ground amorphous silica Jun. 21, 2005
6905706 Medicinal herbal extract carpediol for treating depression Jun. 14, 2005
6905708 Controlled release oral dosage form Jun. 14, 2005
6906030 Carbon-substituted diketopiperazine delivery systems Jun. 14, 2005
6902739 Methods for treating joint inflammation, pain, and loss of mobility Jun. 7, 2005
6902741 Laminates containing an active substance transdermal system Jun. 7, 2005
6902743 Therapeutic treatment and prevention of infections with a bioactive material(s) encapuslated within a biodegradable-bio-compatable polymeric matrix Jun. 7, 2005
6902744 Exendin agonist formulations and methods of administration thereof Jun. 7, 2005
6902745 Method of manufacturing nano-sized lithium-cobalt oxides by flame spraying pyrolysis Jun. 7, 2005
6903146 Prosthetic filler for a living body and method of manufacturing the prosthetic filler Jun. 7, 2005
6899872 Absorbable dietary composition for improving the biological balance of intestinal tract flora May. 31, 2005
6899898 Induced phase transition method for the production of microparticles containing hydrophobic active agents May. 31, 2005
6899899 Rapidly disintegrable pharmaceutical composition May. 31, 2005
6896888 Treatment of papilloma virus infection using a mycobacterium May. 24, 2005
6896889 Immediate effect anti-wrinkle composition, based on an aqueous dispersion, of at least one mineral filler May. 24, 2005
6896890 Oil-in-water emulsion formulation containing free and entrapped hydroquinone and retinol May. 24, 2005
6896899 Pharmaceutical preparations of glutathione and methods of administration thereof May. 24, 2005
6896901 Method of treating a cognitive memory dysfunction using Gugulipid May. 24, 2005
6896902 Effervescent solid composition of matter May. 24, 2005
6896905 Porous particles, their aqueous dispersions, and method of preparation May. 24, 2005
6896906 Storage stable powder compositions of interleukin-4 receptor May. 24, 2005
6896909 Formulations containing iron ores for the topical treatment of bioenergetic and electromagnetic disorders May. 24, 2005
6893628 Aerosol formulations containing P134a and particulate medicament May. 17, 2005

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