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Class Information
Number: 424/494
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) > Containing polysaccharides (e.g., sugars) > Cellulose derivatives
Description: Subject matter in which the polysaccharide is cellulose or a derivative thereof.










Sub-classes under this class:

Class Number Class Name Patents
424/495 Ethyl cellulose 355


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
8703202 Coated tablets Apr. 22, 2014
8679533 Pramipexole once-daily dosage form Mar. 25, 2014
8680032 Color changing cleaning composition Mar. 25, 2014
8663683 Sustained-release formulations of topiramate Mar. 4, 2014
8663703 Drug microparticles, processes of preparing them and a drug delivery vehicle comprising them Mar. 4, 2014
8658216 Stable oral benzimidazole compositions and process of preparation thereof Feb. 25, 2014
8652523 Oral pharmaceutical formulation in the form of a plurality of microcapsules for prolonged release of active principle(s) with slow solubility Feb. 18, 2014
8637078 Bilayer tablet comprising telmisartan and diuretic Jan. 28, 2014
8632807 Pharmaceutical composition Jan. 21, 2014
8617610 Compositions and methods for increasing the stability of food product additives Dec. 31, 2013
8586094 Coated tablets Nov. 19, 2013
8580313 Fexofenadine microcapsules and compositions containing them Nov. 12, 2013
8568784 Nanoparticles for delivery of active agents Oct. 29, 2013
8568785 Process for producing spherical base granule comprising easily water-soluble drug Oct. 29, 2013
8551501 Chitin microparticles and their medical uses Oct. 8, 2013
8551526 Preparation of drug particles using evaporation precipitation into aqueous solutions Oct. 8, 2013
8545892 Sustained release beads and suspensions including the same for sustained delivery of active ingredients Oct. 1, 2013
8529954 Composition based on gamma-hydroxybutyric acid Sep. 10, 2013
8529955 Methods of treatment using a gastric retained gabapentin dosage Sep. 10, 2013
8524281 Coated drug spheroids and uses thereof for eliminating or reducing conditions such as emesis and diarrhea Sep. 3, 2013
8518448 Sustained release beads and suspensions including the same for sustained delivery of active ingredients Aug. 27, 2013
8496969 Soft tablet containing high molecular weight cellulosics Jul. 30, 2013
8449920 Sustained release beads and suspensions including the same for sustained delivery of active ingredients May. 28, 2013
8435554 Compositons for nasal administration of pharmaceuticals May. 7, 2013
8420662 Stable solid preparation containing 4,5-epoxymorphinan derivative Apr. 16, 2013
8409621 Microparticles Apr. 2, 2013
8404281 Formulations Mar. 26, 2013
8394415 Modified release analgesic suspensions Mar. 12, 2013
8357396 Intrabuccally rapidly disintegrating tablet and a production method of the tablets Jan. 22, 2013
8337901 Process for the manufacture of cellulose sulfate with improved characteristics Dec. 25, 2012
8303741 Process for producing preparation for oral administration Nov. 6, 2012
8298576 Sustained-release formulations of topiramate Oct. 30, 2012
8298580 Sustained-release formulations of topiramate Oct. 30, 2012
8273375 Multiparticle pharmaceutical dosage form for a low-soluble active substances and method for producing said pharmaceutical dosage form Sep. 25, 2012
8252339 Medical treatment applications of swellable and deformable microspheres Aug. 28, 2012
8206746 Microparticles of water-insoluble substances Jun. 26, 2012
8202540 Method for controlled production of ultrafine microparticles and nanoparticles Jun. 19, 2012
8197850 Medicine based on anti-hyperglycaemic microcapsules with prolonged release and method for preparing same Jun. 12, 2012
8187583 Oil-in-water emulsions May. 29, 2012
8182839 Production of cellulose nanoparticles May. 22, 2012
8147874 Coated pellets Apr. 3, 2012
8128961 Pharmaceutical composition, the use thereof and method for producing said composition Mar. 6, 2012
8110223 Methods for making pharmaceutical dosage forms containing active cushioning components Feb. 7, 2012
8105691 Hydrophilized surface-treated powder and cosmetics containing same Jan. 31, 2012
8101209 Microparticulate oral galenical form for the delayed and controlled release of pharmaceutical active principles Jan. 24, 2012
8071128 Intrabuccally rapidly disintegrating tablet and a production method of the tablets Dec. 6, 2011
8062673 Process for embolization using swellable and deformable microspheres Nov. 22, 2011
8021687 Modified release compositions of milnacipran Sep. 20, 2011
7993677 Density-controlled particulate suspensions for foodstuff, cosmetic, pharmaceutical and other uses Aug. 9, 2011
7977369 Medical compositions for intravesical treatment of bladder cancer Jul. 12, 2011

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