Granted Patent
Utility
US 6,399,796 · App. 09/809,673
Activation of a Diels-Alder reaction of a sterol 5,7-diene
Inventor:
Michael Schwartz
Patented Case
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Granted: Jun 4, 2002
Filed: Mar 15, 2001
Inventor
Michael Schwartz
Assignee (at issue)
Roche Vitamins 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.