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:
Feb. 10, 2009
Filed:
Oct. 17, 2005
David E. Chubin, Northridge, CA (US);
Cuong V. Pham, San Diego, CA (US);
Colleen L. Khalifa, Perris, CA (US);
Randall David Buller, Northridge, CA (US);
David E. Chubin, Northridge, CA (US);
Cuong V. Pham, San Diego, CA (US);
Colleen L. Khalifa, Perris, CA (US);
Randall David Buller, Northridge, CA (US);
Teledyne Technologies Incorporated, Thousand Oaks, CA (US);
Abstract
A semiconductor device. The device includes a substrate and an integrated circuit chip. The device also includes an electrically or thermally reactive layer located between a top surface of the substrate and a bottom surface of the integrated circuit chip, wherein the reactive layer is positioned such that detection of tampering causes the reactive layer to be electrically or thermally energized such that the semiconductor device is at least partially destroyed.