Granted Patent
Utility
US 5,260,032 · App. 07/815,133
Integral centrifuge tube and specimen slide
Inventor:
Louis Muller
Patented Case
View Patent ↗
Granted: Nov 9, 1993
Filed: Dec 27, 1991
Inventor
Louis Muller
Assignee (at issue)
Davstar California, 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.