Granted Patent
Utility
US 6,557,974 · App. 08/547,885
Non-circular printhead orifice
Inventor:
Timothy L. Weber
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Oct 25, 1995
Inventor
Timothy L. Weber
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.