Granted Patent
Utility
US 5,985,597 · App. 08/068,729
DNA encoding prostaglandin receptor EP1
Inventors:
Anthony Ford-Hutchinson, Colin Funk, Richard Grygorczyk, Kathleen Metters
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: May 26, 1993
Inventors
Anthony Ford-Hutchinson
Colin Funk
Richard Grygorczyk
Kathleen Metters
Assignees (at issue)
Merck Frosst Canada Ltd.
Vanerbilt University
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.