Granted Patent
Utility
US 5,952,462 · App. 08/333,237
Transition state analogs
Inventors:
Michael J. Powell, Richard C. Titmas, Richard J. Massey
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Nov 2, 1994
Inventors
Michael J. Powell
Richard C. Titmas
Richard J. Massey
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.