Granted Patent
Utility
US 5,187,189 · App. 07/643,364
S-aminoalkyl-s-arylsulfoximines as antiarrhythmic agents
Inventors:
Mark R. Hellberg, James R. Shanklin, Jr.
Patented Case
View Patent ↗
Granted: Feb 16, 1993
Filed: Jan 22, 1991
Inventors
Mark R. Hellberg
James R. Shanklin, Jr.
Assignee (at issue)
Amerimas Home Products, 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.