Patents by Inventor Pankaj J. Dave

Pankaj J. Dave 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).

  • Terazosin crystalline polymorph and pharmaceutical compositions thereof
    Patent number: 5587377
    Abstract: The present invention relates to the discovery of novel polymorph form of an active pharmaceutical agent and the process for its preparation. More specifically, the present invention relates to the preparation of a novel polymorph form of terazosin hydrochloride, a well known anti-hypertensive agent.
    Type: Grant
    Filed: October 24, 1995
    Date of Patent: December 24, 1996
    Assignee: Invamed, Inc.
    Inventors: Mahendra R. Patel, Kasireddy C. Reddy, Pankaj J. Dave
  • Display element with back lighting
    Patent number: 4558529
    Abstract: A display element comprises a stator housing with a front aperture and a rotor electromagnetically rotatable to assume three or four rotary positions. At each rotary position a different area of the rotor is seen through the aperture. Two or three of the areas of the rotor are translucent. Apertures in the stator housing and registering apertures in the rotor allow the translucent areas to be illuminated by lighting placed to the rear of the stator housing.
    Type: Grant
    Filed: February 4, 1985
    Date of Patent: December 17, 1985
    Assignee: NEI Canada Limited
    Inventors: Kwangling Chang, Pankaj J. Dave