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. 17, 1994
Filed:
Jun. 21, 1991
Applicant:
Inventors:
Jean-Claude Dubois, St Remy les Chevreuses, FR;
John Magarshack, Rueil Malmaison, FR;
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
340572 ; 235454 ; 235491 ; 250271 ; 340600 ; 382 48 ;
Abstract
An identification system is disclosed which includes marks on an object for locating a region of the object which contains an identification in the form of either an etching or a responsive electronic circuit and a detection device for detecting the proximity of the first mark in order to localize the position of the etching or responsive electronic circuit so that the etching or responsive electronic circuit may be read.