Granted Patent
Utility
US 4,425,284 · App. 06/412,624
Method for preparation of N-phosphonomethylglycine
Inventor:
Raymond A. Felix
Patented Case
View Patent ↗
Granted: Jan 10, 1984
Filed: Aug 30, 1982
Inventor
Raymond A. Felix
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.