Granted Patent
Utility
US 4,235,902 · App. 05/698,029
Pesticidal carbamate esters of 5-oximino-1,3-oxazolidin-4-ones
Inventors:
John A. Durden, Jr., Arthur P. Kurtz, Jr.
Patented Case
View Patent ↗
Granted: Nov 25, 1980
Filed: Jun 21, 1976
Inventors
John A. Durden, Jr.
Arthur P. Kurtz, Jr.
Assignee (at issue)
Union Carbide Corporation
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.