Patents by Inventor Kashmiri L. Gupta

Kashmiri L. Gupta 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).

  • Time release protein
    Patent number: 5079005
    Abstract: Disclosed is a porous protein particle for delivering over a period of time an active ingredient impregnated therein, and methods of making and using the same. The protein particles have a median size less than about 50 microns. Active ingredient entrapped in the porous structure is gradually released from the protein particle.
    Type: Grant
    Filed: June 5, 1989
    Date of Patent: January 7, 1992
    Inventor: Kashmiri L. Gupta
  • Time release protein
    Patent number: 5055300
    Abstract: Disclosed is a porous protein particle for delivering over a period of time an active ingredient impregnated therein, and methods of making and using the same. The protein particles have a median size less than about 50 microns. Active ingredient entrapped in the porous structure is gradually released from the protein particle.
    Type: Grant
    Filed: June 5, 1989
    Date of Patent: October 8, 1991
    Assignee: Basic Bio Systems, Inc.
    Inventor: Kashmiri L. Gupta
  • Time release protein
    Patent number: 5023080
    Abstract: Disclosed is a porous protein particle for delivering over a period of time an active ingredient impregnated therein, and methods of making and using the same. The protein particles have a median size less than about 50 microns. Active ingredient entrapped in the porous structure is gradually released from the protein particle.
    Type: Grant
    Filed: June 17, 1988
    Date of Patent: June 11, 1991
    Assignee: Basic Bio Systems, Inc.
    Inventor: Kashmiri L. Gupta