Patents by Inventor Gerard P. Caruso

Gerard P. Caruso 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).

  • Grease compositions
    Patent number: 4263156
    Abstract: Grease compositions containing a composite polyurea grease thickener are disclosed.
    Type: Grant
    Filed: December 21, 1979
    Date of Patent: April 21, 1981
    Assignee: Shell Oil Company
    Inventor: Gerard P. Caruso
  • Grease compositions
    Patent number: 4261844
    Abstract: Polyurea grease compositions containing the reaction product of certain diisocyanates and specified amines, particularly N,N-bis(3-amino propyl)methylamine, and having improved mechanical properties, are disclosed.
    Type: Grant
    Filed: December 21, 1979
    Date of Patent: April 14, 1981
    Assignee: Shell Oil Company
    Inventor: Gerard P. Caruso
  • Grease compositions
    Patent number: 4111822
    Abstract: Grease compositions containing a polyurea grease thickener and certain acylated alkylene polyamines are disclosed.
    Type: Grant
    Filed: October 3, 1977
    Date of Patent: September 5, 1978
    Assignee: Shell Oil Company
    Inventor: Gerard P. Caruso
  • Grease compositions
    Patent number: 4104177
    Abstract: Grease compositions containing a polyurea grease thickener and certain acylated alkylene polyamines are disclosed.
    Type: Grant
    Filed: October 3, 1977
    Date of Patent: August 1, 1978
    Assignee: Shell Oil Company
    Inventor: Gerard P. Caruso