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:
Sep. 06, 1983
Filed:
Feb. 16, 1982
Applicant:
Inventors:
Istvan Gorog, Princeton, NJ (US);
Leonard P Fox, Cherry Hill, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ;
U.S. Cl.
CPC ...
204-5 ; 204281 ;
Abstract
In accordance with the present disclosure recorded metallic recording substrates made of a relatively soft metal are coated with a conformal 200 to 400 angstroms thick layer of chromium, chromium oxide, or a mixture thereof, and then preferably passivated prior to being used as matrixes in the replication process.