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. 17, 2004
Filed:
Jun. 13, 2002
Applicant:
Inventors:
Valentin Berger, Haan, DE;
Ralph C. Gray, Butler, PA (US);
Richard M. Nugent, Jr., Allison Park, PA (US);
Michael J. Pawlik, Glenshaw, PA (US);
Assignee:
PPG Industries Ohio, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 3/00 ; B05D 3/02 ; B05D 1/36 ; B32B 2/738 ; B32B 1/508 ;
U.S. Cl.
CPC ...
B05D 3/00 ; B05D 3/02 ; B05D 1/36 ; B32B 2/738 ; B32B 1/508 ;
Abstract
The present invention provides a weldable, coated metal substrate having a pretreatment coating including a reaction product of at least one epoxy-functional material and at least one phosphorus-containing material or amine-containing material and a weldable coating having an electroconductive pigment and a binder deposited thereon.