Granted Patent
Utility
US 5,500,423 · App. 08/304,041
5,6-dihydro-4H-imidazo[4,5,1-ij]quinolines
Inventors:
Edward J. Glamkowski, Brian S. Freed
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Sep 9, 1994
Inventors
Edward J. Glamkowski
Brian S. Freed
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.