Granted Patent
Utility
US 4,315,765 · App. 06/212,921
Trialkylsulfonium salts of n-phosphonomethylglycine and their use as plant growth regulators and herbicides
Inventor:
George B. Large
Patented Case
View Patent ↗
Granted: Feb 16, 1982
Filed: Dec 4, 1980
Inventor
George B. Large
Assignee (at issue)
Stauffer Chemical 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.