Granted Patent
Utility
US 4,968,721 · App. 07/293,387
2-amino-alpha-phenylphenethylamines and method of use
Inventors:
Lawrence L. Martin, Manfred Worm, Charles A. Crichlow
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: Jan 4, 1989
Inventors
Lawrence L. Martin
Manfred Worm
Charles A. Crichlow
Assignee (at issue)
Hoechst Roussel Pharmaceuticals
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.