Granted Patent
Utility
US 4,964,893 · App. 06/853,301
Benzhydryl compounds as herbicide antidotes
Inventors:
Lawrence H. Brannigan, Ronald J. Brinker, Robert J. Kaufman, Suzanne Metz
Patented Case
View Patent ↗
Granted: Oct 23, 1990
Filed: Apr 17, 1986
Inventors
Lawrence H. Brannigan
Ronald J. Brinker
Robert J. Kaufman
Suzanne Metz
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.