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:
Jan. 04, 2000
Filed:
Jun. 07, 1995
Applicant:
Inventor:
Nigel Christopher Abraham, Newcastle-upon-Tyne, GB;
Assignee:
3dcd, L.L.C., , US;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369103 ; 369273 ; 430-1 ; 430321 ;
Abstract
An optical data storage disc (e.g. a compact disc) carries a digital recording and also carries a holographic image. The holographic recording occupies an area separate from the area occupied by the digital recording, for example the holographic recording may be positioned in an annular area encircling the central area occupied by the digital recording.
Abraham, Nigel. (2000). Optical data storage disc with a visible holographic image and method (U.S. Patent No. 6011767). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6011767
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