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Class Information
Number: 424/490
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Particulate form (e.g., powders, granules, beads, microcapsules, and pellets) > Coated (e.g., microcapsules)
Description: Subject matter in which the particle is coated.


Sub-classes under this class:

Class Number Class Name Patents
424/496 Containing natural gums/resins 218
424/493 Containing polysaccharides (e.g., sugars) 614
424/491 Containing proteins and derivatives 404
424/497 Containing solid synthetic polymers 1,133
424/498 Containing waxes, higher fatty acids, higher fatty alcohols, or derivatives thereof 344


Patents under this class:

Patent Number Title Of Patent Date Issued
7615539 Nucleic acid-lipophilic conjugates Nov. 10, 2009
7611731 Mesostructured silica/block copolymer monoliths as a controlled release device and methods of manufacture Nov. 3, 2009
7608205 Decentralized solution of microscopic particles and circuit formation device Oct. 27, 2009
7605138 Nucleic acid compositions for stimulating immune responses Oct. 20, 2009
7604838 Method of making stably preserved microspheres in lower alcohol solvent Oct. 20, 2009
7604820 Solid preparation containing chitosan powder and process for producing the same Oct. 20, 2009
7601363 Sustained-release drug formulations Oct. 13, 2009
7597907 Antioxidant polymer nanocarriers for use in preventing oxidative injury Oct. 6, 2009
7585520 Compositions containing both sedative and non-sedative antihistamines and sleep aids Sep. 8, 2009
7585499 Method for encapsulation of cellular material using a charged initiator polymer Sep. 8, 2009
7582311 Injection vehicle for polymer-based formulations Sep. 1, 2009
7575762 Composition comprises sustained-release fine particles and manufacturing method thereof Aug. 18, 2009
7569236 Sustained-release microgranules containing gingko biloba extract and the process for manufacturing these Aug. 4, 2009
7569025 Methods and devices for treating severe peripheral bacterial infections Aug. 4, 2009
7563456 Process for preparation of programmed liberation composition with venlafaxine and the resulting product Jul. 21, 2009
7553844 Methods for treatment of HIV or malaria using combinations of chloroquine and protease inhibitors Jun. 30, 2009
7550158 Controlled release by extrusion of solid amorphous dispersions of drugs Jun. 23, 2009
7550157 Method for the preparation of polymeric micelle via phase separation of block copolymer Jun. 23, 2009
7544373 Minocycline oral dosage forms for the treatment of acne Jun. 9, 2009
7541347 Minocycline oral dosage forms for the treatment of acne Jun. 2, 2009
7541022 Pharmaceutical formulations for dry powder inhalers Jun. 2, 2009
7531184 Composite powders and cosmetics containing the same May. 12, 2009
7524828 Immunostimulatory nucleic acid molecules Apr. 28, 2009
7524515 Pharmaceutical safety dosage forms Apr. 28, 2009
7521068 Dry powder aerosols of nanoparticulate drugs Apr. 21, 2009
7517861 Immunostimulatory nucleic acid molecules Apr. 14, 2009
7510730 Apparatus and method for preparing microparticles using in-line solvent extraction Mar. 31, 2009
7510729 Combination of polyvinyl acetate with water-insoluble, acid-insoluble, or alkali-insoluble polymers used for the production of film coatings with highly controlled release and high stability Mar. 31, 2009
7501134 Microparticles with adsorbed polypeptide-containing molecules Mar. 10, 2009
7498045 Biodegradable polymeric nanocapsules and uses thereof Mar. 3, 2009
7498044 Dosage form and method for producing the same Mar. 3, 2009
7470435 Extended release venlafaxine formulation Dec. 30, 2008
7465462 Multiparticulate controlled release selective serotonin reuptake inhibitor formulations Dec. 16, 2008
7459146 Stabilized aerosol dispersions Dec. 2, 2008
7452547 Product for treating the skin comprising a polyamine microcapsule wall and a skin lightening agent Nov. 18, 2008
7445797 Enhanced boron nitride composition and polymer-based compositions made therewith Nov. 4, 2008
7445796 Pharmaceutically active particles of a monomodal particle size distribution and method Nov. 4, 2008
7442439 Microencapsulated heat delivery vehicles Oct. 28, 2008
7438930 Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations Oct. 21, 2008
7438929 Multi-particulate form of medicament, comprising at least two differently coated forms of pellet Oct. 21, 2008
7435715 Microcapsules Oct. 14, 2008
7431944 Delivery of multiple doses of medications Oct. 7, 2008
7431943 Controlled release and taste masking oral pharmaceutical compositions Oct. 7, 2008
7429394 Ion binding compositions Sep. 30, 2008
7427415 Implantation of encapsulated biological materials for treating diseases Sep. 23, 2008
7422758 Sustained release vitamin composition Sep. 9, 2008
7422757 Tabletting process Sep. 9, 2008
7419504 Poly(ester amide) block copolymers Sep. 2, 2008
7408018 Elastomeric functional biodegradable copolyester amides and copolyester urethanes Aug. 5, 2008
7402321 Oral administration form for pyridin-2-ylmethylsulfinyl-1H-benzimidazoles Jul. 22, 2008



 
 
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