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:
Aug. 03, 1993
Filed:
May. 31, 1991
Applicant:
Inventor:
John R Dodd, Wilmington, DE (US);
Assignee:
McGean-Rohco, Inc., Cleveland, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ; C25D / ;
U.S. Cl.
CPC ...
205238 ; 205261 ; 205239 ; 205296 ;
Abstract
Acid, electroplating baths having consistent leveler activity contain levelers which are quaternized near-monodisperse polymers of acrylic or methacrylic trialkyl amine esters. The polymers may contain hydroxyalkyl acrylate or methacrylate ester components, unquaternized acrylic or methacrylic amine component as well as other polymeric components.