Granted Patent
Utility
US 5,874,612 · App. 07/474,309
Process for the preparation of glyphosate and glyphosate derivatives
Inventors:
Sherrol L. Baysdon, Raymond C. Grabiak, Thomas E. Rogers, Lowell R. Smith
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Feb 5, 1990
Inventors
Sherrol L. Baysdon
Raymond C. Grabiak
Thomas E. Rogers
Lowell R. Smith
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.