Patents by Inventor Richard T. McDill

Richard T. McDill 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).

  • Amine adducts of ethyl oleyl acid orthophosphate
    Patent number: 4025583
    Abstract: Disclosed are lubricant compositions containing adducts of an amine with a phosphate ester of the formula: ##STR1## wherein R is hydrogen or alkyl having up to 25 carbon atoms in the chain, R' is hydrogen or alkyl having up to 7 carbon atoms except only one of R and R' can be hydrogen or octyl.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: May 24, 1977
    Assignee: Texaco Inc.
    Inventors: Theodore C. Mead, Richard T. McDill, Ralph P. Chesluk, Norman R. Odell
  • Lubricant compositions with improved viscosity index
    Patent number: 3979308
    Abstract: Disclosed are lubricant compositions containing adducts of an amine with a phosphate ester of the formula: ##EQU1## wherein R is hydrogen or alkyl having up to 25 carbon atoms in the chain, R' is hydrogen or alkyl having up to 7 carbon atoms except only one of R and R' can be hydrogen or octyl.
    Type: Grant
    Filed: March 27, 1974
    Date of Patent: September 7, 1976
    Assignee: Texaco Inc.
    Inventors: Theodore C. Mead, Richard T. McDill, Ralph P. Chesluk, Norman R. Odell