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. 15, 2022
Filed:
Oct. 25, 2018
Jx Nippon Mining & Metals Corporation, Tokyo, JP;
Takuto Watanabe, Kitaibaraki, JP;
Katsuyuki Tsuchida, Kitaibaraki, JP;
JX NIPPON MINING & METALS CORPORATION, Tokyo, JP;
Abstract
A semiconductor substrate has, on an Au electrode pad, an electrolessly-plated Ni film/an electrolessly-plated Pd film/an electrolessly-plated Au film or an electrolessly-plated Ni film/an electrolessly-plated Au film and a method of manufacturing the semiconductor substrate by the steps indicated in (1) to (6) below: (1) a degreasing step; (2) an etching step; (3) a pre-dipping step; (4) a Pd catalyst application step; (5) an electroless Ni plating step; (6) an electroless Pd plating step and electroless Au plating step or an electroless Au plating step.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile