Granted Patent
Utility
US 6,066,479 · App. 09/133,538
Treatment for the enhancement of bacterial exopolysaccharide recovery
Inventor:
J. Barry Wright
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Aug 13, 1998
Inventor
J. Barry Wright
Assignee (at issue)
Betzdearborn, 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.