Granted Patent
Utility
US 5,712,298 · App. 08/564,322
Fluoroalkoxy-substituted benzamides and their use as cyclic nucleotide phosphodiesterase inhibitors
Inventor:
Hermann Amschler
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Dec 19, 1995
Inventor
Hermann Amschler
Assignee (at issue)
Byk Gulden Lomberg Chemische Fabrik GmbH
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.