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:
Jun. 08, 2004
Filed:
May. 08, 2002
Schlumberger Systemes, Montrouge, FR;
Abstract
The invention concerns a method for producing a portable object having a card format and comprising:—an object body including a plastic support sheet ( ), a plastic incorporation sheet ( ), and a first ( ) and second ( ) external covering sheet; an antenna ( ) provided with two antenna terminals ( ); and an integrated circuit chip ( ) incorporated in an incorporation sheet ( ) and electrically connected to the antenna. The method of the invention is characterised in that it comprises stages according to which: the support sheet ( ) on which the chip ( ) has been mounted with the incorporation sheet ( ) so as to obtain a first rolled unit; and in a subsequent stage the first rolled unit is covered with the first ( ) and second ( ) external covering sheets. The invention can be applied in particular to the production of contactless cards by means of hot rolling.