Granted Patent
Utility
US 6,364,867 · App. 09/345,892
Anti-clotting methods and apparatus for indwelling catheter tubes
Inventors:
Marcia A. Wise, H. Robert Moorehead
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Jul 1, 1999
Inventors
Marcia A. Wise
H. Robert Moorehead
Assignee (at issue)
Catheter Innovations, 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.