Granted Patent
Utility
US 4,386,086 · App. 05/936,396
Method for controlling ectoparasitic Acarina
Inventors:
David Treadway Manning, John A. Durden, Jr.
Patented Case
View Patent ↗
Granted: May 31, 1983
Filed: Aug 24, 1978
Inventors
David Treadway Manning
John A. Durden, 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.