Granted Patent
Utility
US 5,836,913 · App. 08/850,795
Device and method for accessing a body cavity
Inventors:
Michael J. Orth, John E. Carlson, William Dubrul, Steven P. Masterson
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: May 2, 1997
Inventors
Michael J. Orth
John E. Carlson
William Dubrul
Steven P. Masterson
Assignee (at issue)
Innerdyne, 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.