Granted Patent
Utility
US 4,678,331 · App. 06/623,057
Multicuvette rotor assembly
Inventor:
Matthew J. Perry
Patented Case
View Patent ↗
Granted: Jul 7, 1987
Filed: Jun 21, 1984
Inventor
Matthew J. Perry
Assignee (at issue)
Baxter Travenol Laboratories, 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.