Granted Patent
Utility
US 6,306,413 · App. 08/564,193
Stable aqueous formulation and use
Inventor:
John David Payne
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Dec 18, 1995
Inventor
John David Payne
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.