Granted Patent
Utility
US 6,057,121 · App. 08/478,954
Method of catalyzing stereochemical reactions
Inventors:
Richard J. Massey, Michael J. Powell, Richard C. Titmas
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Jun 7, 1995
Inventors
Richard J. Massey
Michael J. Powell
Richard C. Titmas
Assignee (at issue)
IGEN International, 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.