Granted Patent
Utility
US 5,679,832 · App. 08/727,866
Method for making .alpha.,.beta.-unsaturated-.beta.-trifluoromethyl-carboxylates and related compounds
Inventor:
Randall Wayne Stephens
Patented Case
View Patent ↗
Granted: Oct 21, 1997
Filed: Oct 8, 1996
Inventor
Randall Wayne Stephens
Assignee (at issue)
Rohm and Haas 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.