Granted Patent
Utility
US 6,152,144 · App. 09/187,200
Method and device for left atrial appendage occlusion
Inventors:
Michael D. Lesh, Erik van der Burg
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Nov 6, 1998
Inventors
Michael D. Lesh
Erik van der Burg
Assignee (at issue)
Appriva Medical, 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.