Granted Patent
Utility
US 4,863,445 · App. 06/635,772
Assembly for inhibiting microbial growth in collected fluid
Inventors:
Kenneth G. Mayhan, Bernice I. Romo, Robert L. Murtfeldt, William Jeffrey Bertrand
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Jul 30, 1984
Inventors
Kenneth G. Mayhan
Bernice I. Romo
Robert L. Murtfeldt
William Jeffrey Bertrand
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.