Granted Patent
Utility
US 6,019,004 · App. 08/926,095
Detachable pipette barrel
Inventors:
Paul G. Conley, Eugene R. Appal
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Sep 9, 1997
Inventors
Paul G. Conley
Eugene R. Appal
Assignee (at issue)
SHERWOOD SERVICES AG
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.