Granted Patent
Utility
US 5,167,623 · App. 07/634,640
Multilumen catheter
Inventors:
James P. Cianci, James R. Gross, David Beattie, Troy Nichols
Patented Case
View Patent ↗
Granted: Dec 1, 1992
Filed: Dec 27, 1990
Inventors
James P. Cianci
James R. Gross
David Beattie
Troy Nichols
Assignee (at issue)
The Kendall Company LP
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.