Granted Patent
Utility
US 4,817,820 · App. 07/090,234
Slide dispenser for a reagent cannister
Inventor:
Robert Heiland
Patented Case
View Patent ↗
Granted: Apr 4, 1989
Filed: Aug 27, 1987
Inventor
Robert Heiland
Assignee (at issue)
Miles 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.