Granted Patent
Utility
US 4,707,498 · App. 06/818,848
Fluorinated diaminoalkyne derivatives
Inventors:
Michael Kolb, David Alan Kendrick
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Jan 14, 1986
Inventors
Michael Kolb
David Alan Kendrick
Assignee (at issue)
Merrell Dow Pharmaceuticals 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.