Patents by Inventor Surya Kamln

Surya Kamln 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).

  • Lactamic polymer containing an acetoacetate moiety
    Patent number: 9464151
    Abstract: The invention provides lactamic polymers comprising an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the invention may be employed in a wide variety of compositions. (A); (B) wherein R1-R6, w, x, y, z, and n are described herein.
    Type: Grant
    Filed: February 23, 2012
    Date of Patent: October 11, 2016
    Assignee: ISP Investments LLC
    Inventors: David K. Hood, Karyn B. Visscher, Surya Kamln, Sounak Sarkar