Granted Patent
Utility
US 4,665,097 · App. 06/480,697
Novel bicyclooxyaryl thioureas and process for preparation
Inventor:
Paul A. Cain
Patented Case
View Patent ↗
Granted: May 12, 1987
Filed: Mar 31, 1983
Inventor
Paul A. Cain
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.