Granted Patent
Utility
US 6,575,944 · App. 09/697,511
Adapter for localized treatment through a tracheal tube and method for use thereof
Inventors:
Richard McNary, Lawrence P. Hudon, Louis Woo, Roddi Simpson
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Oct 27, 2000
Inventors
Richard McNary
Lawrence P. Hudon
Louis Woo
Roddi Simpson
Assignee (at issue)
Portex, 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.