Patents by Inventor Betty C. Roberts

Betty C. Roberts 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).

  • Composite sheet material and process of making
    Patent number: 7928023
    Abstract: A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C8-C25 alkyl.
    Type: Grant
    Filed: July 1, 2005
    Date of Patent: April 19, 2011
    Assignee: Building Materials Investment Corporation
    Inventors: V. Robert Canfield, Robson F. Storey, Betty C. Roberts
  • Process of making composite sheet material
    Patent number: 7172678
    Abstract: A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C8–C25 alkyl.
    Type: Grant
    Filed: June 17, 2003
    Date of Patent: February 6, 2007
    Assignee: GAF Materials Corporation
    Inventors: V. Robert Canfield, Robson F. Storey, Betty C. Roberts
  • 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
  • Composite sheet material and process of making
    Publication number: 20040256068
    Abstract: A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C8-C25 alkyl.
    Type: Application
    Filed: June 17, 2003
    Publication date: December 23, 2004
    Applicant: BUILDING MATERIALS INVESTMENT CORPORATION
    Inventors: V. Robert Canfield, Robson F. Storey, Betty C. Roberts
  • 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