Patents by Inventor Matthew Widman

Matthew Widman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Sustained release parenteral formulations of buprenorphine
    Patent number: 8455508
    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.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: June 4, 2013
    Assignee: Abbott Laboratories
    Inventors: Carmela Luangdilok, Douglas R. Flanagan, Luk-Chiu Li, Matthew Widman
  • SUSTAINED RELEASE PARENTERAL FORMULATIONS OF BUPRENORPHINE
    Publication number: 20100093778
    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.
    Type: Application
    Filed: December 11, 2009
    Publication date: April 15, 2010
    Applicant: ABBOTT LABORATORIES
    Inventors: Carmela Luangdilok, Douglas R. Flanagan, Luk-Chiu Li, Matthew Widman
  • SUSTAINED RELEASE PARENTERAL FORMULATIONS OF BUPRENORPHINE
    Publication number: 20080227805
    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.
    Type: Application
    Filed: February 28, 2008
    Publication date: September 18, 2008
    Applicant: Abbott Laboratories
    Inventors: Carmela Luangdilok, Douglas R. Flanagan, Luk-Chiu Li, Matthew Widman