Patents by Inventor Honnaiah Mallesha

Honnaiah Mallesha 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).

  • Weatherable and abrasion resistant coating systems for polymeric substrates
    Patent number: 8940397
    Abstract: Disclosed herein is a primer composition comprising an inorganic UV absorbing agent and a polymer selected from (i) a copolycarbonate, and (ii) a polyurethane obtained by reaction of a polyisocyanate and a copolycarbonate diol. Also disclosed is a coated article comprising a polymeric substrate, a primer layer disposed on at least one surface of said substrate, and an abrasion-resistant layer disposed on said primer layer, where the primer layer is made from the primer composition of the invention.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: January 27, 2015
    Assignee: Momentive Performance Materials Inc.
    Inventors: Honnaiah Mallesha, Anantharaman Dhanabalan, Robert F. Hayes, Narayana Padmanabha Iyer, Marc Schaepkens
  • Weatherable & Abrasion Resistant Coating Systems for Polymeric Substrates
    Publication number: 20120219803
    Abstract: Disclosed herein is a primer composition comprising an inorganic UV absorbing agent and a polymer selected from (i) a copolycarbonate, and (ii) a polyurethane obtained by reaction of a polyisocyanate and a copolycarbonate diol. Also disclosed is a coated article comprising a polymeric substrate, a primer layer disposed on at least one surface of said substrate, and an abrasion-resistant layer disposed on said primer layer, where the primer layer is made from the primer composition of the invention.
    Type: Application
    Filed: February 28, 2011
    Publication date: August 30, 2012
    Applicant: Momentive Performance Materials Inc.
    Inventors: Honnaiah Mallesha, Anantharaman Dhanabalan, Robert F. Hayes, Narayana Padmanabha Iyer, Marc Schaepkens