Patents by Inventor David G. Carter

David G. Carter 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).

  • Use of reactive hot melt adhesive for manufacture of cigarette filters
    Patent number: 5058607
    Abstract: The plug wrap paper used to form cigarette filters is bonded using a specific class of low viscosity reactive urethane hot melt adhesive compositions which provide a fast setting, temperature resistant bond that is not attacked by aromatic oils solvents or petrochemical vapors.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: October 22, 1991
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: David G. Carter, Derek J. Green, Michael C. Collins
  • Use of reactive hot melt adhesive for packaging applications
    Patent number: 5018337
    Abstract: Cases and cartons are formed and/or sealed using a specific class of low viscosity reactive urethane hot melt adhesive compositions which provide a fast setting, temperature resistant bond that is not attacked by aromatic oils solvents or petrochemical vapors.
    Type: Grant
    Filed: April 10, 1989
    Date of Patent: May 28, 1991
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: David G. Carter, Derek J. Green, Michael C. Collins
  • Rounding of hard cover books
    Patent number: 4907822
    Abstract: Rounded, hard covered books are bound using a specific class of low viscosity reactive urethane hot melt adhesive compositions which provide a coating which will remain sufficiently flexible and thermoplastic so as to be capable of accepting and maintaining the rounded configuration even after extended periods of storage.
    Type: Grant
    Filed: September 26, 1988
    Date of Patent: March 13, 1990
    Assignee: National Starch and Chemical Corp.
    Inventors: David G. Carter, Derek J. Green, Anthony J. Clark