Granted Patent
Utility
US 4,802,483 · App. 07/022,006
Heart pacemaker for avoiding pacemaker mediated tachycardia at mode switching
Inventor:
Anders Lindgren
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Mar 5, 1987
Inventor
Anders Lindgren
Assignee (at issue)
Siemens Aktiengesellschaft
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.