Granted Patent
Utility
US 6,419,669 · App. 09/447,390
Method and apparatus for patching a tissue opening
Inventors:
Andrew Frazier, Michael D. Lesh, Chad C. Roue, Erik van der Burg
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Nov 22, 1999
Inventors
Andrew Frazier
Michael D. Lesh
Chad C. Roue
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.