Granted Patent
Utility
US 4,896,068 · App. 07/346,342
Activity sensor for a heart pacemaker
Inventor:
Kenth Nilsson
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Apr 28, 1989
Inventor
Kenth Nilsson
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.