Patents by Inventor Fred Wulf

Fred Wulf 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).

  • Method of sequestering hydrocarbons or vegetable derived oil contaminants from a surface
    Patent number: 8968480
    Abstract: Unprocessed, processed or refined hydrocarbon liquids as well as processed vegetable derived oil contaminants may be sequestered from a contaminated surface by applying onto the surface a blend comprising crumb rubber and hydrated magnesium silicate. The contaminated surface may be a solid surface (such as one composed of concrete, cement or asphalt) as well as an aqueous surface.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: March 3, 2015
    Assignee: Oil Spill Solutions, LLC
    Inventors: Fred Wulf, Phillip D. Calvert
  • Evaporative cooling housing
    Patent number: D362904
    Type: Grant
    Filed: July 15, 1994
    Date of Patent: October 3, 1995
    Assignee: General Shelters of Texas, S.B., Inc.
    Inventors: Fred Wulf, Philip Calvert
  • Evaporative cooler housing
    Patent number: D362905
    Type: Grant
    Filed: July 15, 1994
    Date of Patent: October 3, 1995
    Assignee: General Shelters of Texas, S.B., Inc.
    Inventors: Fred Wulf, Philip Calvert