Granted Patent
Utility
US 6,090,938 · App. 08/664,173
Activation of signal transduction by underivatized, aqueous soluble . .beta(1-3)-Glucan
Inventors:
Eric Wakshull, William M. Mackin, Janet Zimmerman
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Jun 14, 1996
Inventors
Eric Wakshull
William M. Mackin
Janet Zimmerman
Assignee (at issue)
The Collaborative Group, Ltd.
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.