Patents by Inventor Apurva K. Chaudhary

Apurva K. Chaudhary 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).

  • Process for the production of polyesters using enzymes and supercritical fluids
    Patent number: 5478910
    Abstract: A process of preparing a polyester by reacting a diol with an acid or acid ester in the presence of a solid enzyme and in a supercritical fluid is described.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: December 26, 1995
    Assignee: Bayer Corporation
    Inventors: Alan J. Russell, Eric J. Beckman, Diaf Abderrahmare, Apurva K. Chaudhary