Granted Patent
Utility
US 5,588,816 · App. 08/382,299
Disposable cassette for cardioplegia delivery system
Inventors:
Martyn Stuart Abbott, Thomas C. Thompson
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Jan 31, 1995
Inventors
Martyn Stuart Abbott
Thomas C. Thompson
Assignee (at issue)
Quest Medical, 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.