Granted Patent
Utility
US 4,341,549 · App. 06/295,345
Phosphonium salts of N-phosphonomethylglycine and their use as herbicides and plant growth regulants
Inventors:
George B. Large, Lawrence L. Buren
Patented Case
View Patent ↗
Granted: Jul 27, 1982
Filed: Aug 24, 1981
Inventors
George B. Large
Lawrence L. Buren
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.