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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
6967027 Microfibrillated and/or microcrystalline dispersion, in particular of cellulose, in an organic solvent Nov. 22, 2005
6967217 Process and composition for enhancing the action of vitamin a on the cellular activity of an individual, and use of vitamin c Nov. 22, 2005
6964759 Formulations containing an anticholinergic drug for the treatment of chronic obstructive pulmonary disease Nov. 15, 2005
6962716 Compositions and methods for biodegradable microspheres as carriers of bioactive substances Nov. 8, 2005
6962717 Pharmaceutical compositions Nov. 8, 2005
6960351 Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products Nov. 1, 2005
6960352 Compositions and methods for producing vascular occlusion using a solid-phase platelet binding agent Nov. 1, 2005
6960354 Membrane lipid compositions Nov. 1, 2005
6960355 Compounds and compositions for delivering active agents Nov. 1, 2005
6960564 Echinocandin pharmaceutical formulations containing micelle-forming surfactants Nov. 1, 2005
6960571 Methods and compositions for administration of iron for the treatment of restless leg syndrome Nov. 1, 2005
6955815 Combinations for the treatment of inflammatory disorders Oct. 18, 2005
6955822 Lactone bearing absorbable polymers Oct. 18, 2005
6955823 Process for making microcapsules involving phase inversion Oct. 18, 2005
6955824 Inhalation composition containing lactose pellets Oct. 18, 2005
6956021 Stable spray-dried protein formulations Oct. 18, 2005
6956043 Pharmaceutical compositions comprising 33-epi-chloro-33-desoxy-ascomycin solid dispersions Oct. 18, 2005
6953586 Growth promoting pharmaceutical implant Oct. 11, 2005
6953588 Multi-vitamin and mineral supplement Oct. 11, 2005
6953592 Water soluble powders and tablets Oct. 11, 2005
6953593 Sustained-release microencapsulated delivery system Oct. 11, 2005
6951656 Microprecipitation method for preparing submicron suspensions Oct. 4, 2005
6949261 Compositions for diabetes treatment and prophylaxis Sep. 27, 2005
6946117 Stabilized preparations for use in nebulizers Sep. 20, 2005
6946118 Formulations for treating or preventing mucositis Sep. 20, 2005
6946147 Method of using optically-activated particles in cosmetic preparations Sep. 20, 2005
6946148 Method for absorbing fluid Sep. 20, 2005
6942851 Composition for the treatment of human hair Sep. 13, 2005
6942868 Aerodynamically light particles for pulmonary drug delivery Sep. 13, 2005
6942876 Analgesic compositions comprising anti-epileptic compounds and methods of using same Sep. 13, 2005
6942877 Method for producing antibiotic composites Sep. 13, 2005
6942878 Cosmetic composition Sep. 13, 2005
6939530 Preparation of further diagnostic agents Sep. 6, 2005
6939531 Ultrasonic imaging system utilizing a long-persistence contrast agent Sep. 6, 2005
6939534 Method to treat pulmonary hypoplasia in the newborn Sep. 6, 2005
6939563 Non-fermented osmotic laxative and method for treating and preventing colorectal cancers Sep. 6, 2005
6939568 Treatment of inflammatory skin conditions Sep. 6, 2005
6936244 Use of bacterial phage associated lysing enzymes for treating streptococcal infections of the upper respiratory tract Aug. 30, 2005
6936271 Collagenous tissue compositions Aug. 30, 2005
6936274 Storage stable thyroxine active drug formulations and methods for their production Aug. 30, 2005
6936275 Amino acid modulated extended release dosage form Aug. 30, 2005
6936277 Pharmaceutical excipient having improved compressibility Aug. 30, 2005
6936278 Microparticles Aug. 30, 2005
6936279 Microcrystalline zeaxanthin with high bioavailability in oily carrier formulations Aug. 30, 2005
6936280 Method for preparing a composition by extraction of mother-of-pearl, composition obtained by said method and use thereof in cosmetics and dermatology Aug. 30, 2005
6932983 Porous drug matrices and methods of manufacture thereof Aug. 23, 2005
6933310 Therapeutic agent for amyotrophic lateral sclerosis (ALS) Aug. 23, 2005
6929804 Anti-fungal composition Aug. 16, 2005
6929805 Analgesic combination Aug. 16, 2005
6926908 Formulation for inhalation Aug. 9, 2005

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