Granted Patent
Utility
US 5,567,824 · App. 08/248,288
Palladium catalyzed ring closure of triazolyltryptamine
Inventors:
Cheng-Yi Chen, Robert D. Larsen, Thomas R. Verhoeven
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: May 24, 1994
Inventors
Cheng-Yi Chen
Robert D. Larsen
Thomas R. Verhoeven
Assignee (at issue)
MERCK & CO., 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.