Patents by Inventor Christopher Kolp

Christopher Kolp 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).

  • Dispersant viscosity modifiers based on diene-containing polymers
    Patent number: 7750089
    Abstract: A composition of the reaction product of (a) an isobutylene-diene copolymer having thereon groups containing carboxylic acid functionality or reactive equivalent thereof, derived from an ?,?-unsaturated carboxylic compound; and (b) an amine component comprising at least one aromatic amine containing at least one N—H group capable of condensing with said carboxylic acid functionality, is a useful dispersant viscosity modifier.
    Type: Grant
    Filed: March 8, 2005
    Date of Patent: July 6, 2010
    Assignee: The Lubrizol Corporation
    Inventors: Christopher Kolp, Matthew D. Gieselman, Renee A. Eveland, Philip Pike, John K. Pudelski, Michael J. Covitch, Christopher Friend
  • Dispersant Viscosity Modifiers Based on Diene-Containing Polymers
    Publication number: 20070293409
    Abstract: A composition of the reaction product of (a) an isobutylene-diene copolymer having thereon groups containing carboxylic acid functionality or reactive equivalent thereof, derived from an ?,?-unsaturated carboxylic compound; and (b) an amine component comprising at least one aromatic amine containing at least one N—H group capable of condensing with said carboxylic acid functionality, is a useful dispersant viscosity modifier.
    Type: Application
    Filed: March 8, 2005
    Publication date: December 20, 2007
    Applicant: The Lubrizol Corporation
    Inventors: Christopher Kolp, Matthew Gieselman, Renee Eveland, Philip Pike, John Pudelski, Michael Covitch, Christopher Friend