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:
Apr. 07, 2015
Filed:
Aug. 06, 2007
Applicant:
Nigel Anthony Caiger, Wookey Hole, GB;
Inventor:
Nigel Anthony Caiger, Wookey Hole, GB;
Assignee:
Sun Chemical Corporation, Parsippany, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B44C 1/22 (2006.01); C09K 13/00 (2006.01); H05K 3/00 (2006.01); C09D 11/34 (2014.01); H01L 31/18 (2006.01); H05K 3/06 (2006.01); H05K 3/10 (2006.01);
U.S. Cl.
CPC ...
H05K 3/0076 (2013.01); C09D 11/34 (2013.01); H01L 31/18 (2013.01); H05K 3/061 (2013.01); H05K 3/108 (2013.01); H05K 2203/013 (2013.01); H05K 2203/0793 (2013.01);
Abstract
The present invention provides a process of etching or plating comprising the steps of: i) ink jet printing an alkali removeable water insoluble hot melt ink jet ink onto a substrate to form a resist image; ii) etching or plating the substrate in an aqueous acid medium; and iv) removing the resist image with an aqueous alkali.