Granted Patent
Utility
US 5,686,949 · App. 08/317,517
Compliant headland design for thermal ink-jet pen
Inventors:
David W. Swanson, Winthrop D. Childers, Jaren D. Marler
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Oct 4, 1994
Inventors
David W. Swanson
Winthrop D. Childers
Jaren D. Marler
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.