Granted Patent
Utility
US 5,282,477 · App. 07/985,885
Device for reliably performing a biopsy, in particular a bone-marrow biopsy
Inventor:
Alberto Bauer
Patented Case
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Granted: Feb 1, 1994
Filed: Dec 4, 1992
Inventor
Alberto Bauer
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.