Granted Patent
Utility
US 6,376,485 · App. 09/720,812
Benzoxazoles with PDE-inhibiting activity
Inventor:
Thomas Martin
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Jan 3, 2001
Inventor
Thomas Martin
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.