Granted Patent
Utility
US 4,837,585 · App. 07/185,738
Continuous ink jet printer having improved system for reducing pressure variations
Inventors:
Theodore F. Williams, James A. Katerberg, Lawrence R. Young, James D. Isaacson
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Apr 25, 1988
Inventors
Theodore F. Williams
James A. Katerberg
Lawrence R. Young
James D. Isaacson
Assignee (at issue)
EASTMAN KODAK COMPANY
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.