Granted Patent
Utility
US 5,146,793 · App. 07/418,103
Fluid seal
Inventors:
George E. Sgourakes, Stanislaw Koziol
Patented Case
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Granted: Sep 15, 1992
Filed: Oct 6, 1989
Inventors
George E. Sgourakes
Stanislaw Koziol
Assignee (at issue)
Millipore Corporation
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.