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. 19, 2003
Filed:
Oct. 18, 2002
Applicant:
Inventors:
William S. Carey, Wallingford, PA (US);
Bruce Haberle, Fogelsville, PA (US);
Jeffrey I. Melzer, Lansdale, PA (US);
Edward A. Rodzewich, Fourtown, PA (US);
Ping Lue, Boothwyn, PA (US);
Andrew Solov, Holland, PA (US);
Assignee:
GE Betz, Inc., Trevose, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 2/205 ;
U.S. Cl.
CPC ...
C23C 2/205 ;
Abstract
The present invention relates to a composition for the treatment of metal substrates including an aqueous solution of a Group IVA metal ion, selected from the group consisting of zirconium, titanium, hafnium and mixtures thereof, and a water-soluble or water-dispersible polyphenolamine.