Granted Patent
Utility
US 5,728,840 · App. 08/512,602
Process for making an epoxide
Inventors:
David Askin, Kan K. Eng, Peter E. Maligres, Paul J. Reider, Kai Rossen, Ralph P. Volante, Veena Upadhyay, Steven A. Weissman
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Aug 8, 1995
Inventors
David Askin
Kan K. Eng
Peter E. Maligres
Paul J. Reider
Kai Rossen
Ralph P. Volante
Veena Upadhyay
Steven A. Weissman
Assignee (at issue)
MERCK & CO., 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.