Patents by Inventor Elmer C. Gross, Jr.

Elmer C. Gross, Jr. 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).

  • Recreational vehicle winterizer fitting
    Patent number: 7793688
    Abstract: Disclosed is a system to winterize a recreational vehicle having plumbing lines. A hose may be attached to an air compressor and a recreational vehicle winterizer fitting may be attached between the hose and a freshwater inlet connection port of the recreational vehicle. The winterizer fitting may include a nib, a landing, a first transition, a second transition, and a body having a male connector and a fifth chamber. A pressure gage, a butterfly valve, and an antifreeze additive system may be attached to the body of the winterizer fitting.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: September 14, 2010
    Inventors: Elmer C. Gross, Jr., Eugene B. Newcomb