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:
Aug. 24, 1982
Filed:
Jul. 20, 1981
Applicant:
Inventors:
Joseph R Preston, Radnor, OH (US);
Louis J Hillenbrand, Columbus, OH (US);
David A Berry, Columbus, OH (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; G11B / ;
U.S. Cl.
CPC ...
369276 ; 369286 ; 369288 ;
Abstract
High density information discs comprising a conductive carbon-loaded polyvinylchloride disc lubricated with a fractionated methyl alkyl siloxane lubricant which contains a tetrakis(dialkylamino)silane additive.
Preston, Joseph. (1982). High density information disc (U.S. Patent No. 4346468). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4346468
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile