Granted Patent
Utility
US 6,287,337 · App. 09/246,312
Multi-stage prosthesis
Inventors:
Paul Martakos, Peter Gingras, Theodore Karwoski, Steve A. Herweck
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Feb 8, 1999
Inventors
Paul Martakos
Peter Gingras
Theodore Karwoski
Steve A. Herweck
Assignee (at issue)
ATRIUM MEDICAL 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.