Granted Patent
Utility
US 5,837,724 · App. 08/872,891
Method of enhancing cognition
Inventors:
Michael J. Allen, Brian Johnson, Brian Leaker, Robert M. Wallis
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Jun 11, 1997
Inventors
Michael J. Allen
Brian Johnson
Brian Leaker
Robert M. Wallis
Assignee (at issue)
Pfizer 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.