Granted Patent
Utility
US 5,698,563 · App. 08/372,672
Bis-hydrazones!
Inventors:
Dilip Wagle, Michael E. Lankin, David H. Shih
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Jan 13, 1995
Inventors
Dilip Wagle
Michael E. Lankin
David H. Shih
Assignee (at issue)
Alteon, Inc.
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.