Granted Patent
Utility
US 6,326,475 · App. 09/515,051
Dry acid-chitosan complexes
Inventors:
J. David Angerer, Donald Mark Cyron, Subramanian Iyer, Thomas A. Jerrell
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Feb 25, 2000
Inventors
J. David Angerer
Donald Mark Cyron
Subramanian Iyer
Thomas A. Jerrell
Assignee (at issue)
Arkion Life Sciences, LLC
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.