Granted Patent
Utility
US 6,423,321 · App. 09/749,189
Cytokine antagonists for the treatment of sensorineural hearing loss
Inventor:
Edward L. Tobinick
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Dec 27, 2000
Inventor
Edward L. Tobinick
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.