Granted Patent
Utility
US 6,607,610 · App. 10/273,446
Polyphenolamine composition and method of use
Inventors:
William S. Carey, Bruce V. Haberle, Jeffrey I. Melzer, Edward A. Rodzewich, Ping Lue, Andrew Solov
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Oct 18, 2002
Inventors
William S. Carey
Bruce V. Haberle
Jeffrey I. Melzer
Edward A. Rodzewich
Ping Lue
Andrew Solov
Assignee (at issue)
GE Betz, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.