Granted Patent
Utility
US 6,780,852 · App. 10/293,910
Modified polysaccharides exhibiting altered biological recognition
Inventors:
Bo E. Hedlund, Thomas Weber, Paul R. Dragsten, Gregory J. Hanson, Philip E. Hallaway
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Nov 12, 2002
Inventors
Bo E. Hedlund
Thomas Weber
Paul R. Dragsten
Gregory J. Hanson
Philip E. Hallaway
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.