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:
Dec. 07, 1993
Filed:
Apr. 15, 1991
Applicant:
Inventors:
Duck J Yang, Wilmington, DE (US);
Joseph A Antonelli, Riverton, NJ (US);
Melville J Camelon, Shelby Township, Macomb County, MI (US);
Tyau-Jeen Lin, Boothwyn, PA (US);
Hirotsugu Yasuda, Columbia, MO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ; C23C / ;
U.S. Cl.
CPC ...
295274 ; 4272556 ; 4272557 ; 427409 ; 427327 ; 29DI / ; 205188 ; 205205 ;
Abstract
A process for improved corrosion protection of a metal substrates involving organic vapor deposition of a thin film by polymerization of certain precursors onto one side of the phosphated flat metal substrate (15). Following stamping and assembly of the metal substrate, a primer and topcoat may be applied over the other side of the metal substrate. The process is particularly applicable to coil steel employed in the original manufacture of automobiles, trucks, and parts thereof.