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:
Oct. 01, 1991
Filed:
Jan. 13, 1989
Applicant:
Inventors:
Kie Y Ahn, Chappaqua, NY (US);
Jungihl Kim, Peeskill, NY (US);
Paul Lauro, Pomona, NY (US);
George F Walker, New York, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
428323 ; 3692751 ; 369288 ; 428328 ; 428458 ;
Abstract
A structure, and method of fabrication thereof, having a polymeric layer containing a pattern of oxide particles embedded therein. The regions of the polymeric material having the oxide particles therein have an optical reflectivity or transmitivity which is different than the optical reflectivity or transmitivity of the regions of the polymeric material without the oxide particles. The structure can be used as an optical storage device.