Granted Patent
Utility
US 4,920,146 · App. 07/137,998
Carbamoyloxylabdane compounds useful in reducing intraocular pressure
Inventors:
Raymond W. Kosley, Jr., Robert J. Cherill, Gerard J. O'Malley
Patented Case
View Patent ↗
Granted: Apr 24, 1990
Filed: Dec 28, 1987
Inventors
Raymond W. Kosley, Jr.
Robert J. Cherill
Gerard J. O'Malley
Assignee (at issue)
Hoechst Roussel Pharmaceuticals
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.