Granted Patent
Utility
US 4,288,455 · App. 05/877,974
Method of controlling mollusc pest
Inventor:
Robert G. Haines
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: Feb 15, 1978
Inventor
Robert G. Haines
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.