Patents by Inventor Lesley A. Mackin

Lesley A. Mackin 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).

  • Publication number: 20070202160
    Abstract: The selective cyclooxygenase-2 inhibitory drug celecoxib is provided in amorphous form. Also provided is a celecoxib drug substance wherein the celecoxib is present, in at least a detectable amount, as amorphous celecoxib. Also provided is a celecoxib-crystallization inhibitor composite comprising particles of amorphous celecoxib or a celecoxib drug substance of the invention in intimate association with one or more crystallization inhibitors, for example polymers. Also provided is a pharmaceutical composition comprising such a celecoxib-crystallization inhibitor composite and one or more excipients. Also provided are processes for preparing amorphous celecoxib, a celecoxib drug substance of the invention, a celecoxib-crystallization inhibitor composite of the invention, and a pharmaceutical composition of the invention.
    Type: Application
    Filed: May 4, 2007
    Publication date: August 30, 2007
    Inventors: Michael Hageman, Xiaorong He, Tugrul Kararli, Lesley Mackin, Patricia Miyake, Brian Rohrs, Kevin Stefanski
  • Patent number: 7220867
    Abstract: The selective cyclooxygenase-2 inhibitory drug celecoxib is provided in amorphous form. Also provided is a celecoxib drug substance wherein the celecoxib is present, in at least a detectable amount, as amorphous celecoxib. Also provided is a celecoxib-crystallization inhibitor composite comprising particles of amorphous celecoxib or a celecoxib drug substance of the invention in intimate association with one or more crystallization inhibitors, for example polymers. Also provided is a pharmaceutical composition comprising such a celecoxib-crystallization inhibitor composite and one or more excipients. Also provided are processes for preparing amorphous celecoxib, a celecoxib drug substance of the invention, a celecoxib-crystallization inhibitor composite of the invention, and a pharmaceutical composition of the invention.
    Type: Grant
    Filed: July 26, 2005
    Date of Patent: May 22, 2007
    Assignee: Pharmacia Corporation (of Pfizer, Inc.)
    Inventors: Michael J. Hageman, Xiaorong He, Tugrul T. Kararli, Lesley A. MacKin, Patricia J. Miyake, Brian R. Rohrs, Kevin J. Stefanski
  • Publication number: 20050267190
    Abstract: The selective cyclooxygenase-2 inhibitory drug celecoxib is provided in amorphous form. Also provided is a celecoxib drug substance wherein the celecoxib is present, in at least a detectable amount, as amorphous celecoxib. Also provided is a celecoxib-crystallization inhibitor composite comprising particles of amorphous celecoxib or a celecoxib drug substance of the invention in intimate association with one or more crystallization inhibitors, for example polymers. Also provided is a pharmaceutical composition comprising such a celecoxib-crystallization inhibitor composite and one or more excipients. Also provided are processes for preparing amorphous celecoxib, a celecoxib drug substance of the invention, a celecoxib-crystallization inhibitor composite of the invention, and a pharmaceutical composition of the invention.
    Type: Application
    Filed: July 26, 2005
    Publication date: December 1, 2005
    Inventors: Michael Hageman, Xiaorong He, Tugrul Kararli, Lesley MacKin, Patricia Miyake, Brian Rohrs, Kevin Stefanski
  • Patent number: 6964978
    Abstract: The selective cyclooxygenase-2 inhibitory drug celecoxib is provided in amorphous form. Also provided is a celecoxib drug substance wherein the celecoxib is present, in at least a detectable amount, as amorphous celecoxib. Also provided is a celecoxib-crystallization inhibitor composite comprising particles of amorphous celecoxib or a celecoxib drug substance of the invention in intimate association with one or more crystallization inhibitors, for example polymers. Also provided is a pharmaceutical composition comprising such a celecoxib-crystallization inhibitor composite and one or more excipients. Also provided are processes for preparing amorphous celecoxib, a celecoxib drug substance of the invention, a celecoxib-crystallization inhibitor composite of the invention, and a pharmaceutical composition of the invention.
    Type: Grant
    Filed: December 6, 2000
    Date of Patent: November 15, 2005
    Assignee: Pharmacia Corporation
    Inventors: Michael J. Hageman, Xiaorong He, Tugrul T. Kararli, Lesley A. Mackin, Patricia J. Miyake, Brian R. Rohrs, Kevin J. Stefanski
  • Publication number: 20020006951
    Abstract: The selective cyclooxygenase-2 inhibitory drug celecoxib is provided in amorphous form. Also provided is a celecoxib drug substance wherein the celecoxib is present, in at least a detectable amount, as amorphous celecoxib. Also provided is a celecoxib-crystallization inhibitor composite comprising particles of amorphous celecoxib or a celecoxib drug substance of the invention in intimate association with one or more crystallization inhibitors, for example polymers. Also provided is a pharmaceutical composition comprising such a celecoxib-crystallization inhibitor composite and one or more excipients. Also provided are processes for preparing amorphous celecoxib, a celecoxib drug substance of the invention, a celecoxib-crystallization inhibitor composite of the invention, and a pharmaceutical composition of the invention.
    Type: Application
    Filed: December 6, 2000
    Publication date: January 17, 2002
    Inventors: Michael J. Hageman, Xiaorong He, Tugrul T. Kararli, Lesley A. Mackin, Patricia J. Miyake, Brian R. Rohrs, Kevin J. Stefanski