Granted Patent
Utility
US 4,313,892 · App. 06/135,593
N-(Sulfenyl) phthalamides
Inventors:
Alfred B. Sullivan, Raleigh W. Wise
Patented Case
View Patent ↗
Granted: Feb 2, 1982
Filed: Mar 31, 1980
Inventors
Alfred B. Sullivan
Raleigh W. Wise
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.