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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
6828334 Fenofibrate-cyclodextrin inclusion complexes and their pharmaceutical composition Dec. 7, 2004
6824761 Anti-asthmatic combinations comprising surface active phospholipids Nov. 30, 2004
6824790 Liposome drug delivery of polycyclic, aromatic, antioxidant or anti-inflammatory compounds Nov. 30, 2004
6824791 Methods for micronization of hydrophobic drugs Nov. 30, 2004
6824793 Use of hyaluronic acid polymers for mucosal delivery of vaccine antigens and adjuvants Nov. 30, 2004
6825339 Apparatus for preparing polynucleotides on a solid support Nov. 30, 2004
6814954 Delivery of compounds for the treatment of Parkinsons through an inhalation route Nov. 9, 2004
6814981 Ganglioside immunostimulating complexes and uses thereof Nov. 9, 2004
6814982 Suspension of an EPI-HNE protein, process of preparation thereof, dry powder aerosol derived therefrom, pharmaceutical compositions containing said suspension or aerosol, and their uses Nov. 9, 2004
6814984 Frozen biocidal compositions and methods of use thereof Nov. 9, 2004
6815424 Intranasal administration of polypeptides in powdered form Nov. 9, 2004
6811767 Liquid droplet aerosols of nanoparticulate drugs Nov. 2, 2004
6811795 Anti-cancer extracts and pharmaceutical compositions and methods Nov. 2, 2004
6808715 Wrinkle cream Oct. 26, 2004
6808718 Method of treating farrowing sows to increase pig production Oct. 26, 2004
6808722 Method of using optically-activated particles in cosmetic preparations Oct. 26, 2004
6809082 Synthetic transfection vectors Oct. 26, 2004
RE38628 Pharmaceutical compositions Oct. 19, 2004
RE38629 Solid oral dosage form comprising a combination of metformin and glibenclamide Oct. 19, 2004
6805857 Method of modulating factor D, factor H and CD4 cell immune response with a polystyrene sulfonate, alginate, and saline infusion solution Oct. 19, 2004
6805871 Cosmetic and dermatological light protection formulations in the form of O/W macroemulsions or O/W microemulsions containing shea butter Oct. 19, 2004
6805879 Stable polymer aqueous/aqueous emulsion system and uses thereof Oct. 19, 2004
6803033 Process for maintaining fragrance perception in the presence of an absorbent material Oct. 12, 2004
6803055 Microencapsulated 3-piperidinyl-substituted 1,2-benzisoxazoles and 1,2-benzisothiazoles Oct. 12, 2004
6800252 Burstable scent beads Oct. 5, 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
6800298 Biological lubricant composition and method of applying lubricant composition Oct. 5, 2004
6800668 Syntactic deformable foam compositions and methods for making Oct. 5, 2004
6797258 Compositions and methods for the pulmonary delivery of aerosolized macromolecules Sep. 28, 2004
6797259 Delivery of muscle relaxants through an inhalation route Sep. 28, 2004
6797732 Pharmaceutical composition comprising entracapone, levodopa, and carbidopa Sep. 28, 2004
6797835 Phospholipid composition and use of same Sep. 28, 2004
6793912 Treatment of cancers by inhalation of stable platinum-containing formulations Sep. 21, 2004
6793933 Dietary supplements for enhancing the immune system Sep. 21, 2004
6793934 Solid oral dosage form Sep. 21, 2004
6793937 Method of delivering active material within hydrogel microbeads Sep. 21, 2004
6793938 Biodegradable compositions for the controlled release of encapsulated substances Sep. 21, 2004
6794357 Compositions for inhalation Sep. 21, 2004
6794362 Asparagine containing elastin peptide analogs Sep. 21, 2004
6790456 Injectable and swellable microspheres for dermal augmentation Sep. 14, 2004
6790459 Methods for treating diabetes via administration of controlled release metformin Sep. 14, 2004
6790460 Biodegradable bioadhesive controlled release system of nano-particles for oral care products Sep. 14, 2004
6790462 Calcium dietary supplement Sep. 14, 2004
6787155 Anti-inflammatory pharmaceutical formulations Sep. 7, 2004
6787162 Method and composition for regulation of blood cholesterol Sep. 7, 2004
6783773 Composition comprising amoxicillin and potassium clavulanate Aug. 31, 2004
6783774 Substance that stop any kind of bleeding within one second for medical, surgical, postsurgical and dental uses Aug. 31, 2004
6783964 Microencapsulated pancreatic islet cells Aug. 31, 2004
6780324 Preparation of sterile stabilized nanodispersions Aug. 24, 2004

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