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:
Sep. 27, 2011
Filed:
Jul. 17, 2009
Applicant:
Douglas J. Christiansen, Lindon, UT (US);
Inventor:
Douglas J. Christiansen, Lindon, UT (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
G01B 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tape measure calibrator includes a base with a first reference surface and a second reference surface. A pull calibration mark is made on the base which indicates a first distance from the first reference surface. A push calibration mark is also made on the base which indicates a second distance from the second reference surface, in which the first distance and the second distance are substantially equal.