Patents by Inventor Bill Bittle

Bill Bittle 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).

  • Fiber mat having improved tensile strength and process for making same
    Publication number: 20060057919
    Abstract: A fiber mat of improved tensile strength and a process of making same is disclosed. The fiber mat comprises fibers; a resinous fiber binder; and a silane modified polymer which including a polymer containing silane functionality.
    Type: Application
    Filed: September 10, 2004
    Publication date: March 16, 2006
    Inventors: Linlin Xing, Bill Bittle
  • Shingle tear strength with fiber mixture of different fibers
    Patent number: 6851240
    Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.
    Type: Grant
    Filed: February 26, 2004
    Date of Patent: February 8, 2005
    Assignee: Building Materials Investment Corporation
    Inventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer
  • Shingle tear strength with fiber mixture of different fibers
    Publication number: 20040166751
    Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.
    Type: Application
    Filed: February 26, 2004
    Publication date: August 26, 2004
    Applicant: BUILDING MATERIALS INVESTMENT CORPORATION
    Inventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer
  • Cured non-woven mat of a mixture of fibers
    Patent number: 6737369
    Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: May 18, 2004
    Assignee: Building Materials Investment Corporation
    Inventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer
  • Shingle tear strength with fiber mixture of different fibers
    Publication number: 20030054714
    Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.
    Type: Application
    Filed: October 29, 2002
    Publication date: March 20, 2003
    Applicant: BUILDING MATERIALS INVESTMENT CORPORATION
    Inventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer