Granted Patent
Utility
US 4,387,103 · App. 06/211,345
Method for treatment or prophylaxis of cardiac disorders
Inventors:
Paul W. Erhardt, Robert J. Borgman, John O'Donnell
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Nov 28, 1980
Inventors
Paul W. Erhardt
Robert J. Borgman
John O'Donnell
Assignee (at issue)
American Hospital Supply Corp.
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.