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:
May. 06, 1997
Filed:
May. 11, 1995
Applicant:
Inventors:
Stephen R Moysan, III, Douglasville, PA (US);
Rolin W Sugg, Reading, PA (US);
Assignee:
Baldwin Hardware Corporation, Reading, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C25D / ;
U.S. Cl.
CPC ...
428627 ; 428660 ; 428675 ; 428680 ; 428661 ; 428667 ;
Abstract
An article is coated with a multilayer coating comprising a nickel layer deposited on the surface of the article, a nickel-tungsten-boron alloy layer deposited on the nickel layer, a chrome layer deposited on the nickel-tungsten-boron alloy layer, a refractory metal, preferably zirconium, strike layer deposited on the chrome layer, and a refractory metal compound, preferably zirconium nitride, deposited on the refractory metal strike layer. The coating provides the color of polished brass to the article and also provides abrasion and corrosion protection.