Granted Patent
Utility
US 6,617,388 · App. 09/976,939
Curing catalyst
Inventors:
Chii-Shu Chen, Peter A. Callais, J. Michael West
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Oct 12, 2001
Inventors
Chii-Shu Chen
Peter A. Callais
J. Michael West
Assignee (at issue)
ATOFINA Chemicals, 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.