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:
Apr. 17, 1990
Filed:
Feb. 05, 1988
Applicant:
Inventor:
Joel D Finegan, Campbell, CA (US);
Assignee:
Tandy Corporation, Fort Worth, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369275 ; 369100 ; 369288 ;
Abstract
Optical data storage media of various technologies, particularly those with multiple layers of varying absorptivities of light include at least one polymer layer and a metal reflective layer. The metal reflective layer is constructed of an elemental metal or metal alloy having the desired reflective properties and which also softens or melts or both at, near or below the temperature reached by the polymer layer during recordation.