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:
Jun. 30, 1992
Filed:
Sep. 10, 1990
Applicant:
Inventors:
Akira Gotoh, Toride, JP;
Shuhei Nakamichi, Ibaraki, JP;
Shinkichi Horigome, Tachikawa, JP;
Tetsuya Nishida, Hachioji, JP;
Assignees:
Hitachi Maxell, Ltd., Osaka, JP;
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 64 ; 428 65 ; 4284111 ; 428913 ; 369288 ; 430270 ; 430945 ;
Abstract
Disclosed are optical recording media having interposed an organic compound between a metal stamper and a transparent substrate and forming a replica onto which a signal surface formed on the metal stamper is transferrable to the transparent substrate.