Granted Patent
Utility
US 4,886,798 · App. 07/174,750
Optical isomers of sulfonyldecahydro-8H-isoquino-(2,1-G)(1,6) naphthyridines and related compounds useful as .alpha..sub.2 -blockers
Inventor:
Robin Clark
Patented Case
View Patent ↗
Granted: Dec 12, 1989
Filed: Mar 29, 1988
Inventor
Robin Clark
Assignee (at issue)
Syntex (U.S.A.) LLC
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.