Granted Patent
Utility
US 4,391,029 · App. 06/143,072
Catheter hub assembly
Inventors:
Leonard F. Czuba, Dean Laurin
Patented Case
View Patent ↗
Granted: Jul 5, 1983
Filed: Apr 24, 1980
Inventors
Leonard F. Czuba
Dean Laurin
Assignee (at issue)
Baxter Travenol Laboratories, 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.