Patents by Inventor Venkatram P. Shastri

Venkatram P. Shastri 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).

  • Engineering of material surfaces
    Publication number: 20040115239
    Abstract: The invention provides a device having a surface and a functional layer associated with the surface, where the functional layer includes particles having a structure substituted with a functional group, where the functional group is adapted to modify a property of the device, the device is sufficiently biocompatible for application to a multicellular organism and the particles have an average diameter of about 5 nm to about 10 microns.
    Type: Application
    Filed: September 22, 2003
    Publication date: June 17, 2004
    Inventors: Venkatram P. Shastri, I-Wei Chen, Hoon Choi, Anna Marie Lipski
  • Degradable polymers from derivatized ring-opened epoxides
    Patent number: 6730772
    Abstract: A polymer of a ring-opened functionalized epoxide is formed by the polymerization of a functionalized epoxide monomer having the structure E-CHR-G wherein E represents an epoxide group, R is hydrogen or an alkyl group, and G is a derivatizable group such as an unsaturated functionality or ester substituent.
    Type: Grant
    Filed: June 22, 2001
    Date of Patent: May 4, 2004
    Inventor: Venkatram P. Shastri
  • Functionalized degradable polymers
    Publication number: 20030050426
    Abstract: The present invention relates to degradable polymers having increased functionality, synthesized through ring-opening polymerization of functionalized epoxides alone or in combination with cyclic esters under mild, controlled conditions.
    Type: Application
    Filed: June 22, 2001
    Publication date: March 13, 2003
    Inventor: Venkatram P. Shastri