The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2015
Filed:
May. 16, 2012
Applicants:
Robert Parker, Bend, OR (US);
Daniel J. Volk, Alpharetta, GA (US);
Inventors:
Robert Parker, Bend, OR (US);
Daniel J. Volk, Alpharetta, GA (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01L 7/00 (2006.01); G01L 7/18 (2006.01);
U.S. Cl.
CPC ...
G01L 7/187 (2013.01);
Abstract
An irreversible pressure indicator, comprising a sealed vessel forming a fluid chamber and at least one indicating chamber; an indicating material contained within the fluid chamber, said material capable of being acted upon by a pressure force; and a gas contained within the indicating chamber, said gas capable of being displaced or compressed by said indicating material, and a method for using the same.