Granted Patent
Utility
US 5,256,816 · App. 07/960,989
Enantiomeric resolution
Inventors:
William T. Murray, Robert Earl Young, Azfar A. Choudhury, Deepak R. Patil
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Oct 14, 1992
Inventors
William T. Murray
Robert Earl Young
Azfar A. Choudhury
Deepak R. Patil
Assignee (at issue)
Ethyl Corporation
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.