Granted Patent
Utility
US 4,860,751 · App. 06/697,919
Activity sensor for pacemaker control
Inventor:
Frank Callaghan
Patented Case
View Patent ↗
Granted: Aug 29, 1989
Filed: Feb 4, 1985
Inventor
Frank Callaghan
Assignee (at issue)
CORDIS CORPORATION
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.