Granted Patent
Utility
US 6,506,908 · App. 09/838,989
Process for preparing 3-hydroxymethyl-4-(aryl or heterocyclic)-cyclopentanones
Inventors:
Nobuyoshi Yasuda, Michael Palucki, Joann Um, David Conlon, Barry M. Trost
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Apr 20, 2001
Inventors
Nobuyoshi Yasuda
Michael Palucki
Joann Um
David Conlon
Barry M. Trost
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.