Granted Patent
Utility
US 5,111,828 · App. 07/584,614
Device for percutaneous excisional breast biopsy
Inventors:
Elliot Kornberg, William R. Tarello
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Sep 18, 1990
Inventors
Elliot Kornberg
William R. Tarello
Assignee (at issue)
PEB Biopsy 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.