Patents by Inventor Craig ZIRKLE

Craig ZIRKLE 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).

  • Rubber compositions containing tackifiers
    Patent number: 10982087
    Abstract: A composition comprising, a rubber component selected from the group consisting of a rubber polymer, a synthetic rubber polymer, and combinations thereof; and an alkylphenol resin which is a reaction product of: at least one phenolic monomer selected from the group consisting of phenol, cresol, resorcinol, xylenol, ethyl phenol, alkylresorcinols, and combinations thereof; and at least one alkyl aldehyde having from 5 to 12 carbon atom alkyl groups, is disclosed. The composition can be used to prepare articles of manufacture such as tires, tire treads, tire shoulders, tire sidewalls, rubber belts, and rubber hoses.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: April 20, 2021
    Assignee: HEXION INC.
    Inventors: Ashok T Reddy, Craig Zirkle, Justyne Willman
  • RUBBER COMPOSITIONS CONTAINING TACKIFIERS
    Publication number: 20200317907
    Abstract: A composition comprising, a rubber component selected from the group consisting of a rubber polymer, a synthetic rubber polymer, and combinations thereof; and an alkylphenol resin which is a reaction product of: at least one phenolic monomer selected from the group consisting of phenol, cresol, resorcinol, xylenol, ethyl phenol, alkylresorcinols, and combinations thereof; and at least one alkyl aldehyde having from 5 to 12 carbon atom alkyl groups, is disclosed. The composition can be used to prepare articles of manufacture such as tires, tire treads, tire shoulders, tire sidewalls, rubber belts, and rubber hoses.
    Type: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Inventors: Ashok T. REDDY, Craig ZIRKLE, Justyne WILLMAN
  • Rubber compositions containing tackifiers
    Patent number: 10696838
    Abstract: A composition comprising, a rubber component selected from the group consisting of a rubber polymer, a synthetic rubber polymer, and combinations thereof; and an alkylphenol resin which is a reaction product of: at least one phenolic monomer selected from the group consisting of phenol, cresol, resorcinol, xylenol, ethyl phenol, alkylresorcinols, and combinations thereof; and at least one alkyl aldehyde having from 5 to 12 carbon atom alkyl groups, is disclosed. The composition can be used to prepare articles of manufacture such as tires, tire treads, tire shoulders, tire sidewalls, rubber belts, and rubber hoses.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: June 30, 2020
    Assignee: HEXION INC.
    Inventors: Reddy Ashok, Craig Zirkle, Justyne Willman
  • RUBBER COMPOSITIONS CONTAINING TACKIFIERS
    Publication number: 20190106566
    Abstract: A composition comprising, a rubber component selected from the group consisting of a rubber polymer, a synthetic rubber polymer, and combinations thereof; and an alkylphenol resin which is a reaction product of: at least one phenolic monomer selected from the group consisting of phenol, cresol, resorcinol, xylenol, ethyl phenol, alkylresorcinols, and combinations thereof; and at least one alkyl aldehyde having from 5 to 12 carbon atom alkyl groups, is disclosed. The composition can be used to prepare articles of manufacture such as tires, tire treads, tire shoulders, tire sidewalls, rubber belts, and rubber hoses.
    Type: Application
    Filed: October 6, 2017
    Publication date: April 11, 2019
    Inventors: Ashok REDDY, Craig ZIRKLE, Justyne WILLMAN