Patents by Inventor Linna R Chen

Linna R Chen 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).

  • Anhydrous crystalline forms of gabapentin
    Patent number: 6800782
    Abstract: Described are new crystalline anhydrous forms of gabapentin formed from gabapentin monohydrate. The new crystalline forms provide advantages in the manufacture of the therapeutic agent.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: October 5, 2004
    Assignee: Warner-Lambert Co.
    Inventors: Linna R Chen, Suresh R Babu, Claude Jeffrey Calvitt, Brian Tobias
  • Anhydrous crystalline forms of gabapentin
    Publication number: 20030092933
    Abstract: Described are new crystalline anhydrous forms of gabapentin formed from gabapentin monohydrate. The new crystalline forms provide advantages in the manufacture of the therapeutic agent.
    Type: Application
    Filed: September 25, 2002
    Publication date: May 15, 2003
    Inventors: Linna R. Chen, Suresh R. Babu, Claude Jeffrey Calvitt, Brian Tobias