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:
Jun. 28, 1988
Filed:
May. 24, 1982
Applicant:
Inventor:
John C Schmoegner, Kearns, UT (US);
Assignee:
MDT Corporation, Torrance, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K / ; G01K / ; B32B / ;
U.S. Cl.
CPC ...
116217 ; 116207 ; 374162 ; 2524081 ;
Abstract
A process monitoring heat history indicator in the form of a mixture of a first particulate component with a first characteristic color and a second particulate component with a second characteristic color. The first component includes a solvent system which melts at one or more defined temperatures so that when the mixture is heated to a selected temperature, it melts and wets the surface of the second component.