Granted Patent
Utility
US 5,795,326 · App. 08/791,079
Double lumen tubing design for catheter
Inventor:
Jaime E. Siman
Patented Case
View Patent ↗
Granted: Aug 18, 1998
Filed: Jan 29, 1997
Inventor
Jaime E. Siman
Assignee (at issue)
Baxter International 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.