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:
Jan. 26, 2016
Filed:
May. 25, 2012
Applicant:
Trevor Pearson, Cradley Heath, GB;
Inventor:
Trevor Pearson, Cradley Heath, GB;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 3/38 (2006.01); C25D 3/40 (2006.01); C25D 21/04 (2006.01); C25D 1/04 (2006.01);
U.S. Cl.
CPC ...
C25D 1/04 (2013.01); C25D 3/38 (2013.01); C25D 3/40 (2013.01); C25D 21/04 (2013.01);
Abstract
A copper electroplating bath for producing copper electrodeposits is described. The copper electroplating bath comprises (a) a soluble copper salt, (b) an electrolyte comprising one or more acids, and (c) a grain refining additive comprising an alkyl, aryl or alkylaryl diamine. The copper electroplating bath can be used for producing electroformed copper deposits having low oxygen content.