Granted Patent
Utility
US 5,847,133 · App. 08/862,809
Ionic halomethyl-1,3,5-triazine photoinitiators
Inventor:
James A. Bonham
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: May 23, 1997
Inventor
James A. Bonham
Assignee (at issue)
Minnesota Mining and Manufacturing Company
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.