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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:

Patent Number Title Of Patent Date Issued
7387794 Preparation of powder agglomerate Jun. 17, 2008
7387793 Modified release dosage forms of skeletal muscle relaxants Jun. 17, 2008
7387790 Pharmaceutical and diagnostic compositions containing nanoparticles useful for treating targeted tissues and cells Jun. 17, 2008
7384972 Phytochemicals for treatment of endometriosis Jun. 10, 2008
7384914 Night-time oral insulin therapy Jun. 10, 2008
7384653 Oral dosage form comprising a therapeutic agent and an adverse-effect agent Jun. 10, 2008
7381426 Targeted delivery of bioactive factors to the systemic skeleton Jun. 3, 2008
7378110 High pressure spray-dry of bioactive materials May. 27, 2008
7377968 Blends of encapsulated biocides May. 27, 2008
7374783 Powders coated with specific lipoamino acid composition and cosmetics containing the same May. 20, 2008
7374782 Production of microspheres May. 20, 2008
7374779 Pharmaceutical formulations and systems for improved absorption and multistage release of active agents May. 20, 2008
7374778 Enhanced transport using membrane disruptive agents May. 20, 2008
7374693 Water decontamination apparatus and method May. 20, 2008
7371738 Method of transdermal drug delivery using hyaluronic acid nanoparticles May. 13, 2008
7371406 Preparation of injectable suspensions having improved injectability May. 13, 2008
7371405 Consumer customized dosage forms May. 13, 2008
7368130 Microparticles May. 6, 2008
7368104 Treatment of respiratory diseases May. 6, 2008
7368102 Pulmonary delivery of aminoglycosides May. 6, 2008
7364755 Modified calcium phosphate excipient Apr. 29, 2008
7364754 Ceramic based nanoparticles for entrapping therapeutic agents for photodynamic therapy and method of using same Apr. 29, 2008
7364749 Preparations for the application of anti-infective and/or anti-inflammatory agents Apr. 29, 2008
7364675 Self-folding polymer microparticles Apr. 29, 2008
7358279 Emulsions of oil-in-water for cosmetic and pharmaceutical compositions Apr. 15, 2008
7357948 Controlled release ceramic particles, compositions thereof, processes of preparation and methods of use Apr. 15, 2008
7354966 Compounds for use as surfactants Apr. 8, 2008
7354603 Controlled release ceramic particles, compositions thereof, processes of preparation and methods of use Apr. 8, 2008
7354602 Controlled release ceramic particles, compositions thereof, processes of preparation and methods of use Apr. 8, 2008
7354601 Particulate materials Apr. 8, 2008
7354599 Liposomal formulations of hydrophobic photosensitizer for photodynamic therapy Apr. 8, 2008
7354597 Microscale lyophilization and drying methods for the stabilization of molecules Apr. 8, 2008
7351798 Stabilized protein crystals, formulations comprising them and methods of making them Apr. 1, 2008
7351432 Compositions containing saccharide and hydrophobic silica Apr. 1, 2008
7351431 Freeze-dried pharmaceutical preparation Apr. 1, 2008
7351430 Shape-retentive hydrogel particle aggregates and their uses Apr. 1, 2008
7351406 Compositions for body hairs and/or head hair Apr. 1, 2008
7348031 Method for preparing colloidal particles in the form of nanocapsules Mar. 25, 2008
7348029 Surface-modified zinc oxide for the production of nanoparticulate dispersions Mar. 25, 2008
7348028 Chronotherapeutic diltiazem formulations and the administration thereof Mar. 25, 2008
7348026 Nanoparticles for targeting hepatoma cells Mar. 25, 2008
7348024 Pull apart fragrance sampler Mar. 25, 2008
7347987 Inhibition of reactive oxygen species and protection of mammalian cells Mar. 25, 2008
7344734 Powder formulation Mar. 18, 2008
7344725 Use of inorganic nanoparticles to stabilize hydrogen peroxide solutions Mar. 18, 2008
7344705 Composition comprising low density microspheres Mar. 18, 2008
7341743 Color cosmetic compositions Mar. 11, 2008
7341742 Simethicone containing tablet composition and method Mar. 11, 2008
7341739 Small particle liposome aerosols for delivery of anti-cancer drugs Mar. 11, 2008
7338657 Injectable microspheres for tissue construction Mar. 4, 2008



 
 
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