Granted Patent
Utility
US 5,144,892 · App. 07/701,269
Printing fluid circulator for use in a printing press
Inventors:
Garry F. Tupek, John W. Manser, James M. Komaniecki
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: May 16, 1991
Inventors
Garry F. Tupek
John W. Manser
James M. Komaniecki
Assignee (at issue)
Rockwell International Corporation
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.