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:
Jul. 02, 1985
Filed:
Jul. 16, 1982
Applicant:
Inventors:
Kenneth W Lemke, Englishtown, NJ (US);
Maynard W McNeil, Washington, NJ (US);
Assignee:
M&T Chemicals Inc., Woodbridge, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C25D / ;
U.S. Cl.
CPC ...
546139 ; 204 48 ; 204 49 ; 204 445 ; 544237 ; 544335 ; 546102 ; 546172 ; 546339 ; 548143 ; 548262 ;
Abstract
A aqueous electroplating bath for nickel, cobalt, nickel-cobalt, nickel-iron, cobalt-iron or nickel-cobalt-iron is described which contains, as a brightening agent, a quaternary amine sulfobetaine of the formula ##STR1## wherein N.sup.+ is a heterocyclic tertiary amine group,