Granted Patent
Utility
US 5,602,276 · App. 08/674,084
Process for preparing N-phosphonomethylamino carboxylic acids
Inventors:
Michael K. Stern, Brian K. Cheng, Jerry R. Ebner, Dennis P. Riley
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Jul 1, 1996
Inventors
Michael K. Stern
Brian K. Cheng
Jerry R. Ebner
Dennis P. Riley
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.