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. 30, 1979
Filed:
Jul. 27, 1977
Applicant:
Inventors:
Masakazu Matsumoto, Yokohama, JP;
Katsuhiko Nishide, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 2 / ; 96 4 / ; 350-361 ; 427 53 ;
Abstract
A hologram is produced by causing a crosslinking reaction in accordance with an interference pattern in a recording carrier composed of a polymer containing in its unit structure an aromatic or hetero cyclic ring having a reactive position capable of being substituted by radical.