Granted Patent
Utility
US 6,764,553 · App. 09/952,264
Conversion coating compositions
Inventor:
Shawn E. Dolan
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Sep 14, 2001
Inventor
Shawn E. Dolan
Assignee (at issue)
Henkel Limited
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.