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:
Mar. 09, 1976
Filed:
Jan. 21, 1974
Applicant:
Inventor:
Robert J Witonsky, Princeton, NJ (US);
Assignee:
Bio-Medical Sciences, Inc., Fairfield, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K / ; G04F / ;
U.S. Cl.
CPC ...
1161 / ; 2325 / ; 58 / ; 1161145 ; 426 88 ; 426524 ;
Abstract
A system operable to signal the attainment of one or more preselected time-temperature integrals which monitor the temperature history of a product utilizes an organic compound which is subject to solvolysis with the generation of an acid, at least one base in an amount less than the stoichiometric equivalent of the acid generated, and a pH sensitive indicator.