Patents by Inventor Chandler P. Chawla

Chandler P. Chawla 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).

  • Coating compositions for plastic substrates
    Patent number: 6646080
    Abstract: The present invention provides radiation-curable compositions for coating plastic substrates, wherein the compositions, after cure, have a combination of sufficient adhesion, flexibility, and hardness. The compositions include: (a) metal oxide particles; and (b) a poly(meth)acrylate compound.
    Type: Grant
    Filed: July 3, 2002
    Date of Patent: November 11, 2003
    Assignee: DSM N.V.
    Inventors: Chandler P. Chawla, Christopher Tronche
  • Coating compositions for plastic substrates
    Publication number: 20030096928
    Abstract: The present invention provides radiation-curable compositions for coating plastic substrates, wherein the compositions, after cure, have a combination of sufficient adhesion, flexibility, and hardness.
    Type: Application
    Filed: July 3, 2002
    Publication date: May 22, 2003
    Inventors: Chandler P. Chawla, Christopher Tronche
  • Solid imaging compositions for preparing polypropylene-like articles
    Publication number: 20020018959
    Abstract: This invention discloses compositions adapted to produce, through solid imaging means, excellent quality objects having material properties that simulate the look and feel of polypropylene articles.
    Type: Application
    Filed: March 31, 2000
    Publication date: February 14, 2002
    Inventors: John A. Lawton, Chandler P. Chawla