Granted Patent
Utility
US 4,650,914 · App. 06/690,008
Process for producing 1,1,2,3-tetrachloropropene
Inventor:
Scott S. Woodard
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Jan 9, 1985
Inventor
Scott S. Woodard
Assignee (at issue)
Monsanto 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.