Patents by Inventor Randall A. Watson

Randall A. Watson 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).

  • Compositions comprising ethoxylated/propoxylated polyalkyleneamine polymers as soil dispersing agents
    Patent number: 5565145
    Abstract: Cleaning and soil dispersing compositions comprising ethoxylated/propoxylated polyalkyleneamine polymers are provided. Thus, detergent compositions which comprise ethoxylated/propoxylated polyalkyleneamine polymers, such as poly(ethyleneimine) with a degree of ethoxylation of 1.0, provide soil dispersing performance in the wash liquor and whitening and/or cleaning benefits to fabrics, hard-surfaces, or dishware.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: October 15, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Randall A. Watson, Eugene P. Gosselink, Shulin Zhang
  • Cleaning compositions with glycerol amides
    Patent number: 5338491
    Abstract: Detergent compositions containing N-(1,2 propanediol) fatty acid amide surfactants of the general type RC(O)NR.sup.1 CH.sub.2 CHOHCH.sub.2 OH, especially where R.sup.1 is methyl or hydroxyethyl, are useful surfactants in laundry detergents, dishwashing liquids, shampoos, bar soaps, and hard surface cleaners. The amide surfactants provide good cleaning even in the absence of LAS surfactants.
    Type: Grant
    Filed: February 22, 1993
    Date of Patent: August 16, 1994
    Assignee: The Proctor & Gamble Co.
    Inventors: Daniel S. Connor, Jeffrey J. Scheibel, Yi-Chang Fu, Bruce P. Murch, Randall A. Watson, Kirsten L. McKillop
  • Cleaning compositions with glycerol amides
    Patent number: 5223179
    Abstract: Detergent compositions containing N-(1,2 propanediol) fatty acid amide surfactants of the general type RC(0)NR.sup.1 CH.sub.2 CHOHCH.sub.2 OH, especially where R.sup.1 is methyl or hydroxyethyl, are useful surfactants in laundry detergents, dishwashing liquids, shampoos, bar soaps, and hard surface cleaners. The amide surfactants provide good cleaning even in the absence of LAS surfactants.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: June 29, 1993
    Assignee: The Procter & Gamble Company
    Inventors: Daniel S. Connor, Jeffrey J. Scheibel, Yi-Chang Fu, Bruce P. Murch, Randall A. Watson, Kirsten L. McKillop