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Generated: June 19, 2018

DrugPatentWatch Database Preview

Claims for Patent: 8,647,667

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Summary for Patent: 8,647,667
Title:Controlled release hydrocodone formulations
Abstract: A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.
Inventor(s): Oshlack; Benjamin (New York, NY), Huang; Hua-Pin (Englewood Cliffs, NJ), Masselink; John K. (Old Tappan, NJ), Tonelli; Alfred P. (Congers, NY)
Assignee: Purdue Pharma, L.P. (Stamford, CT)
Application Number:13/901,761
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,647,667
Patent Claims: 1. cited by applicant .
Summons to attend oral proceedings issued on Jun. 5, 2013, in connection with European Patent Application No. 10179086.3. cited by applicant .
Claims pending in U.S. Appl. No. 13/833,263 on Nov. 19, 2013. cited by applicant .
Claims pending in U.S. Appl. No. 14/094,968 on Dec. 9, 2013. cited by applicant .
Claims pending in U.S. Appl. No. 13/833,263 on Dec. 9, 2013. cited by applicant.

Primary Examiner: Sasan; Aradhana
Attorney, Agent or Firm: Davidson, Davidson & Kappel, LLC

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