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:
Oct. 02, 1984
Filed:
Sep. 16, 1983
Applicant:
Inventors:
Margie M Nicholson, San Marino, CA (US);
Thomas P Weismuller, Orange, CA (US);
Assignee:
Rockwell International Corporation, El Segundo, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
350357 ; 4284111 ; 428447 ; 427108 ; 427109 ; 427 58 ; 4271261 ; 4271262 ; 4272551 ; 4272557 ; 427337 ;
Abstract
A deposit of electrochromic display material such as, for example, lutetium diphthalocyanine chemically treated to have substantially the same color as electrolytically cycled deposits of the same display material.