Granted Patent
Utility
US 5,607,677 · App. 07/778,177
Glucan drug delivery system and adjuvant
Inventors:
Spiros Jamas, Gary R. Ostroff, D. Davidson Easson, Jr.
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Dec 13, 1991
Inventors
Spiros Jamas
Gary R. Ostroff
D. Davidson Easson, Jr.
Assignee (at issue)
Alpha-Beta Technology, 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.