Granted Patent
Utility
US 5,188,347 · App. 07/793,586
Compressible microtome object holder
Inventors:
Jack E. Hunnell, John E. Hunnell
Patented Case
View Patent ↗
Granted: Feb 23, 1993
Filed: Nov 18, 1991
Inventors
Jack E. Hunnell
John E. Hunnell
Assignee (at issue)
TRIANGLE BIOMEDICAL SCIENCES, 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.