Granted Patent
Utility
US 5,706,809 · App. 08/188,298
Method and system for using multiple intravascular sensing devices to detect electrical activity
Inventors:
Laszlo Littmann, Duane Dickens
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Jan 27, 1994
Inventors
Laszlo Littmann
Duane Dickens
Assignee (at issue)
Cardima, 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.