Granted Patent
Utility
US 6,495,725 · App. 09/736,141
Process for the preparation of optically active enones and intermediates thereof
Inventor:
Kunio Ogasawara
Patented Case
View Patent ↗
Granted: Dec 17, 2002
Filed: Dec 15, 2000
Inventor
Kunio Ogasawara
Assignee (at issue)
Chisso 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.