Granted Patent
Utility
US 4,286,274 · App. 06/127,921
Ink droplet catcher assembly
Inventors:
Ronald G. Shell, Wallace F. Brownell, Richard C. Fedder, Kyriakos Christou
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Mar 6, 1980
Inventors
Ronald G. Shell
Wallace F. Brownell
Richard C. Fedder
Kyriakos Christou
Assignee (at issue)
Burroughs, 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.