Patents Assigned to Andrx Pharmaceuticals LLC
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Patent number: 8747898Abstract: A once a day bupropion salt formulation is disclosed.Type: GrantFiled: July 14, 2010Date of Patent: June 10, 2014Assignee: Andrx Pharmaceuticals, LLCInventors: Boyong Li, Avinash Nangia, Chih Ming Chen, Xiu Xiu Cheng
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Patent number: 8668932Abstract: A controlled release dosage form of venlafaxine that comprises an immediate release pellet and an extended release pellet.Type: GrantFiled: March 18, 2011Date of Patent: March 11, 2014Assignee: Andrx Pharmaceuticals, LLCInventors: Manesh Dixit, Xiu-Xiu Cheng, Avinash Nangia, Chin Ming Chen
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Patent number: 8628797Abstract: The invention is directed to controlled release formulations containing drugs which are preferably considered sparingly soluble to insoluble and which are suitable for administration to a patient in need of treatment related thereto, and methods of manufacturing the same.Type: GrantFiled: December 3, 2008Date of Patent: January 14, 2014Assignee: Andrx Pharmaceuticals, LLCInventors: Boying Li, Avinash Nangia, Monte Browder
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Patent number: 8545880Abstract: A once a day bupropion hydrochloride formulation is disclosed.Type: GrantFiled: February 8, 2002Date of Patent: October 1, 2013Assignee: Andrx Pharmaceuticals, LLCInventors: Boyong Li, Avinash Nangia, Chih Ming Chen, Xiu Xiu Cheng
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Patent number: 8529946Abstract: The invention relates to a rapidly disintegrating oral antihistamine dosage formulation and method of preparing the rapidly disintegrating formulation wherein the formulation is designed to dissolve in the buccal cavity of the patient.Type: GrantFiled: September 28, 2004Date of Patent: September 10, 2013Assignee: Andrx Pharmaceuticals, LLCInventors: Unchalee Kositprapa, Nilobon Podhipleux, Avinash Nangia, Samuel Yuk
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Patent number: 8501227Abstract: Stabilized controlled release pharmaceutical preparations are disclosed in which active ingredient degradation is prevented without the use of a stabilizer. The active ingredient is sealed away from excipients that can adversely affect stability by sealing the excipients rather than the active ingredient. The preparations are substantially unaffected by exposure to storage conditions of elevated temperature and/or elevated relative humidity.Type: GrantFiled: January 3, 2005Date of Patent: August 6, 2013Assignee: Andrx Pharmaceuticals, LLCInventors: Boyong Li, Xiu Xiu Cheng
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Patent number: 8092831Abstract: The present invention relates to an oral pharmaceutical formulation that employs: (1) a compressed core containing a decongestant or pharmaceutically acceptable salt thereof; (2) a delayed release coating on the compressed core and (3) immediate release therapeutic amounts of a decongestant and an antihistamine.Type: GrantFiled: November 8, 2002Date of Patent: January 10, 2012Assignee: Andrx Pharmaceuticals, LLCInventors: Unchalee Kositprapa, Mongkol Sriwongjanya
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Publication number: 20110165234Abstract: A controlled release dosage form of venlafaxine that comprises an immediate release pellet and an extended release pellet.Type: ApplicationFiled: March 18, 2011Publication date: July 7, 2011Applicant: ANDRX PHARMACEUTICALS, LLCInventors: Manesh Dixit, Xiu-Xiu Cheng, Avinash Nangia, Chin Ming Chen
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Patent number: 7931915Abstract: A controlled release dosage form of venlafaxine that comprises an immediate release pellet and an extended release pellet.Type: GrantFiled: November 19, 2008Date of Patent: April 26, 2011Assignee: Andrx Pharmaceuticals, LLCInventors: Manesh Dixit, Xiu-Xiu Cheng, Avinash Nangia, Chih Ming Chen
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Publication number: 20100323010Abstract: The present invention relates to a controlled release pellet of metoprolol and its pharmaceutically acceptable salts that uses a water soluble or a water swellable inert starting seed or core.Type: ApplicationFiled: August 10, 2010Publication date: December 23, 2010Applicant: ANDRX PHARMACEUTICALS, LLCInventors: Mongkol Sriwongjanya, Samuel Yuk, Avinash Nangia
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Patent number: 7790200Abstract: The present invention relates to a controlled release pellet of metoprolol and its pharmaceutically acceptable salts that uses a water soluble or a water swellable inert starting seed or core.Type: GrantFiled: October 19, 2007Date of Patent: September 7, 2010Assignee: Andrx Pharmaceuticals, LLCInventors: Mongkol Sriwongjanya, Samuel Yuk, Avinash Nangia
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Patent number: 7771750Abstract: A once a day bupropion hydrochloride formulation is disclosed.Type: GrantFiled: March 1, 2005Date of Patent: August 10, 2010Assignee: Andrx Pharmaceuticals, LLCInventors: Boyong Li, Avinash Nangia, Chih Ming Chen, Xiu Xiu Cheng
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Patent number: 7476403Abstract: The invention is directed to controlled release formulations containing drugs which are preferably considered sparingly soluble to insoluble and which are suitable for administration to a patient in need of treatment related thereto, and methods of manufacturing the same.Type: GrantFiled: June 16, 2004Date of Patent: January 13, 2009Assignee: Andrx Pharmaceuticals, LLCInventors: Boyong Li, Avinash Nangia, Monte Browder
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Patent number: 7470435Abstract: A controlled release dosage form of venlafaxine that comprises an immediate release pellet and an extended release pellet.Type: GrantFiled: November 17, 2003Date of Patent: December 30, 2008Assignee: Andrx Pharmaceuticals, LLCInventors: Manesh Dixit, Xiu-Xiu Cheng, Avinash Nangia, Chih Ming Chen
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Publication number: 20070237820Abstract: Disclosed is a pharmaceutical dosage form including a therapeutically effective amount of an NSAID and an antiulcerative agent.Type: ApplicationFiled: April 11, 2007Publication date: October 11, 2007Applicant: Andrx Pharmaceuticals, LLCInventors: Xiu Cheng, Avinash Nangia, Dacheng Tian
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Patent number: 7029701Abstract: The invention relates to pharmaceutical compositions comprising omeprazole and aspirin wherein the combination is useful for the treatment and prevention of cardiovascular events including heart attacks and platelet aggregation leading to a potential cardiac event. A variety of drug delivery systems may be utilized to deliver the combination of active ingredients. The preferred delivery system utilizes a tablet or capsule containing an inert sugar core particle that is coated with subparticles of a coated omeprazole wherein the coating contains omeprazole, a binder, a surface active agent and a basifying agent along with a filler. The aspirin may be combined with this formulation to coat the sugar sphere or it may be part of a separate coating composition that forms a multilayer system that is ultimately coated with an enteric coating and then formed into the tablet or capsule by conventional means.Type: GrantFiled: September 10, 2001Date of Patent: April 18, 2006Assignee: Andrx Pharmaceuticals, LLCInventor: Chih-Ming Chen
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Patent number: 6966453Abstract: This invention relates to an apparatus and method for regulating the delivery rate of bulk tablets to a tablet transportation system.Type: GrantFiled: December 31, 2002Date of Patent: November 22, 2005Assignee: Andrx Pharmaceuticals LLCInventor: Dacheng Tian
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Publication number: 20050163847Abstract: Disclosed is a pharmaceutical dosage form including a therapeutically effective amount of an NSAID and an antiulcerative agent.Type: ApplicationFiled: January 20, 2005Publication date: July 28, 2005Applicant: Andrx Pharmaceuticals, LLCInventors: Xiu Cheng, Avinash Nangia, Dacheng Tian
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Publication number: 20050064034Abstract: The invention is directed to controlled release formulations containing drugs which are preferably considered sparingly soluble to insoluble and which are suitable for administration to a patient in need of treatment related thereto, and methods of manufacturing the same.Type: ApplicationFiled: June 16, 2004Publication date: March 24, 2005Applicant: ANDRX PHARMACEUTICALS, LLCInventors: Boyong Li, Avinash Nangia, Monte Browder
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Patent number: 6756564Abstract: A method for receiving and collecting particulate matter from drilled or cut holes in a tablet on a turntable and transporting said particulate to a remote location is described.Type: GrantFiled: December 31, 2002Date of Patent: June 29, 2004Assignee: Andrx Pharmaceuticals LLCInventor: Dacheng Tian