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:
May. 05, 1987
Filed:
Mar. 17, 1986
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430272 ; 430495 ; 430945 ; 428913 ; 3461351 ;
Abstract
A laser recording material is described, comprising a transparent glass base and a recording layer capable of writing and/or reading information by means of a laser, wherein said glass base has an undercoating layer between the glass base and the recording layer, comprising a carboxyl group-containing polymer or a maleic anhydride copolymer.