Granted Patent
Utility
US 4,764,342 · App. 06/706,074
Reagent handling
Inventors:
Norman Kelln, Thomas O. Tiffany
Patented Case
View Patent ↗
Granted: Aug 16, 1988
Filed: Feb 27, 1985
Inventors
Norman Kelln
Thomas O. Tiffany
Assignee (at issue)
Fisher Scientific Company, L.L.C.
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.