Patents by Inventor Martin R. Jenkins

Martin R. Jenkins 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).

  • Freeze-thaw stable polyacrylamide emulsions
    Patent number: 5200448
    Abstract: Water-in oil emulsions of water-soluble polymers, i.e. polyacrylamides, are stabilized against repeated freeze-thaw cycles by incorporating specific polymeric surfactants while maintaining the total amount of the primary surfactant at less than about 2 percent.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: April 6, 1993
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Peter M. Robinson, Martin R. Jenkins