Granted Patent
Utility
US 6,053,905 · App. 09/027,678
Self contained urethral catheter assembly with lubricating chamber
Inventors:
Kenneth J. Daignault, Donald A. Coelho, Jr., Lee Burnes, James Walls
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Feb 23, 1998
Inventors
Kenneth J. Daignault
Donald A. Coelho, Jr.
Lee Burnes
James Walls
Assignee (at issue)
Tyco International (US), 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.