Granted Patent
Utility
US 5,965,272 · App. 08/959,995
Color-plus-clear composite coating compositions containing alkoxysilane functional polymers
Inventors:
Karen D. Donnelly, Charles M. Kania, Michael A. Mayo, William E. Michael, Shanti Swarup
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Oct 29, 1997
Inventors
Karen D. Donnelly
Charles M. Kania
Michael A. Mayo
William E. Michael
Shanti Swarup
Assignee (at issue)
PPG Industries Ohio, 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.