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:
Aug. 14, 2012
Filed:
Sep. 30, 2009
Moises Cases, Austin, TX (US);
Tae Hong Kim, Austin, TX (US);
Rohan U. Mandrekar, Austin, TX (US);
Nusrat I. Sherali, Austin, TX (US);
Moises Cases, Austin, TX (US);
Tae Hong Kim, Austin, TX (US);
Rohan U. Mandrekar, Austin, TX (US);
Nusrat I. Sherali, Austin, TX (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Example multi-layer printed circuit boards ('PCBs') are described as well as methods of making and using such PCBs that include layers of laminate; at least one via hole traversing the layers of laminate, and a via conductor contained within the via hole, the via conductor comprising a used portion and an unused portion, the via conductor comprising copper coated with a metal having a conductivity lower than the conductivity of copper.