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:
Nov. 17, 1992
Filed:
Nov. 05, 1990
Applicant:
Inventor:
Edward J Cerwonka, Woburn, MA (US);
Assignee:
Shipley Company Inc., Newton, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
205271 ; 106-119 ; 205275 ; 205278 ;
Abstract
An aqueous acid electroplating solution comprising nickel ions and one or more acetylenic compounds, specifically mono- and polyglyceryl ethers of acetylenic alcohols; acetylenic compounds useful in the electroplating solution; and processes using such solution and compounds. The invention is particularly useful for nickel plating an irregular surface such as a printed circuit board having through-holes.