Granted Patent
Utility
US 5,095,154 · App. 07/632,218
Trivinyl ether of 1,1,1-tris(hydroxymethyl) ethane
Inventor:
Kou-Chang Liu
Patented Case
View Patent ↗
Granted: Mar 10, 1992
Filed: Dec 21, 1990
Inventor
Kou-Chang Liu
Assignee (at issue)
ISP INVESTMENTS 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.