Granted Patent
Utility
US 6,046,326 · App. 09/021,160
Preparation of tris(2-hydroxyethyl)isocyanurate (THEIC)
Inventor:
Francois A. Lavallee
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Feb 10, 1998
Inventor
Francois A. Lavallee
Assignee (at issue)
Essex Group LLC
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.