Granted Patent
Utility
US 5,502,254 · App. 08/404,468
Method for the preparation of 2-hydroxyarylaldoximes
Inventor:
Daniel Levin
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Mar 15, 1995
Inventor
Daniel Levin
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.