Granted Patent
Utility
US 5,728,574 · App. 08/397,270
Viability of bacterial dried cells
Inventor:
Michael Jeremy Legg
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: May 12, 1995
Inventor
Michael Jeremy Legg
Assignee (at issue)
Zeneca Limited
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.