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. 29, 1999
Filed:
Oct. 28, 1996
Josef Kirschbauer, Blaibach, DE;
Erich Hopf, Kofering, DE;
Gunther Gronninger, Seubersdorf, DE;
Jurgen Fischer, Deuerling, DE;
Gunter Didschies, Nurnberg, DE;
Josef Mundigl, Nittendorf, DE;
Michael Rogalli, Rottenburg, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
A chip card includes a plastic card. A plastic body is disposed in the plastic card and a semiconductor chip is surrounded by the plastic body. Contact strips are electrically connected with the semiconductor chip and are connected to the plastic card. The contact strips have a flexible region near and outside of the plastic body and are advantageously parts of a lead frame. An adhesive which joins the contact strips to the plastic card has at least three layers including a middle layer of flexible material.