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. 21, 1985
Filed:
Aug. 09, 1982
Applicant:
Inventors:
Terry W Lewis, St. Paul, MN (US);
Roger J Anderson, St. Paul, MN (US);
Donald J Kerfeld, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; B32B / ;
U.S. Cl.
CPC ...
369275 ; 369 16 ; 369284 ; 369288 ; 428 64 ; 428 65 ; 3461351 ;
Abstract
Coded information bearing elements such as video discs may be produced from multilayered articles. The articles comprise a base having a thermoplastic, radiation curable resin on one surface and an embossable electrically conductive or radiation reflective layer over said resin.