Patents by Inventor Karen S. Schultz

Karen S. Schultz 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).

  • High-stability foams for long-term suppression of hydrocarbon vapors
    Patent number: 5434192
    Abstract: Novel formulations for aqueous foams which, in the presence of hydrocarbons, can persist for 24 hours or more. The foams are suitable for the suppression of hydrocarbon and polar organic vapors.
    Type: Grant
    Filed: February 2, 1993
    Date of Patent: July 18, 1995
    Assignee: Atlantic Richfield Company
    Inventors: Sophany Thach, Kenneth C. Miller, Karen S. Schultz
  • High-stability foams for long-term suppression of hydrocarbon vapors
    Patent number: 5296164
    Abstract: Novel formulations for aqueous foams which, in the presence of hydrocarbons, can persist for 24 hours or more. The foams are suitable for the suppression of hydrocarbon and polar organic vapors.
    Type: Grant
    Filed: July 2, 1992
    Date of Patent: March 22, 1994
    Assignee: Atlantic Richfield Company
    Inventors: Sophany Thach, Kenneth C. Miller, Karen S. Schultz