The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2013
Filed:
Dec. 11, 2009
Carmela Luangdilok, Westmont, IL (US);
Douglas R. Flanagan, Iowa City, IA (US);
Luk-chiu LI, Lake Forest, IL (US);
Matthew Widman, Gurnee, IL (US);
Carmela Luangdilok, Westmont, IL (US);
Douglas R. Flanagan, Iowa City, IA (US);
Luk-Chiu Li, Lake Forest, IL (US);
Matthew Widman, Gurnee, IL (US);
Abbott Laboratories, Abbott Park, IL (US);
Abstract
An oil-in-water buprenorphine formulation including buprenorphine and a surfactant that emulsifies the buprenorphine in oil, wherein the drug release is controlled by varying the oil concentration and/or pH. A buprenorphine aqueous suspension formulation including a free base buprenorphine and a suspension stabilizer. A buprenorphine oil formulation including a buprenorphine salt suspended in a pharmaceutically acceptable oil. Methods of providing sustained release of buprenorphine over a period of time.