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. 30, 1982
Filed:
Mar. 07, 1980
Applicant:
Inventors:
Morteza M Chamran, Elmhurst, IL (US);
Larkin B Scott, Fort Worth, TX (US);
Paul B Williams, Lombard, IL (US);
Assignee:
The Perkin-Elmer Corporation, Norwalk, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01J / ;
U.S. Cl.
CPC ...
364498 ; 356319 ; 364524 ;
Abstract
A microprocessor based spectrophotometer including a memory system for providing storage locations of sets of operating parameters and correction data. The operator loads the memory via keyboard control. The memory system is battery backed-up for maintaining stored data during power shutdown of the spectrophotometer system.