Granted Patent
Utility
US 6,769,430 · App. 09/702,376
Heat and moisture exchanger adaptor for closed suction catheter assembly and system containing the same
Inventors:
Wayne D. Carlsen, Chet M. Crump
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Oct 31, 2000
Inventors
Wayne D. Carlsen
Chet M. Crump
Assignee (at issue)
Kimberly-Clark Worldwide, 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.