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. 05, 2013
Filed:
Nov. 05, 2004
Martin Standing, Kent, GB;
Andrew Sawle, West Sussex, GB;
Matthew P Elwin, Swansea, GB;
David P Jones, South Glamorgan, GB;
Martin Carroll, Cardiff Wales, GB;
Ian Glenville Wagstaffe, Gwent, GB;
Martin Standing, Kent, GB;
Andrew Sawle, West Sussex, GB;
Matthew P Elwin, Swansea, GB;
David P Jones, South Glamorgan, GB;
Martin Carroll, Cardiff Wales, GB;
Ian Glenville Wagstaffe, Gwent, GB;
International Rectifier Corporation, El Segundo, CA (US);
Abstract
A silver-containing solderable contact on a semiconductor die has its outer edge spaced from the confronting edge of an epoxy passivation layer so that, after soldering, silver ions are not present and are not therefor free to migrate under the epoxy layer to form dendrites.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile