Granted Patent
Utility
US 6,550,896 · App. 09/900,176
Nozzle arrangement for an ink jet printhead that includes a shape memory actuator
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Jul 9, 2001
Inventor
Kia Silverbrook
Assignee (at issue)
Silverbrook Research Pty Ltd
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.