Granted Patent
Utility
US 5,099,735 · App. 07/627,717
Versatile knife holder for microtome knives
Inventors:
Manfred Kempe, Georg Herrmann, Manfred Biehl
Patented Case
View Patent ↗
Granted: Mar 31, 1992
Filed: Dec 14, 1990
Inventors
Manfred Kempe
Georg Herrmann
Manfred Biehl
Assignee (at issue)
Leica Instruments GmbH
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.