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.

Date of Patent:
Dec. 21, 1982

Filed:

Jan. 02, 1981
Applicant:
Inventors:

Jurgen Hocker, Bergisch Gladbach, DE;

Erwin Ranz, Leverkusen, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430 19 ; 430332 ; 430962 ; 430338 ;
Abstract

The light sensitive recording material which is suitable for use as recording material in computers and oscillographs contains as light sensitive substance a photochromic film forming cyclic polyimide compound.


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