Granted Patent
Utility
US 6,723,575 · App. 10/421,822
Method of fabricating a shape memory alloy ink jet printing mechanism
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Apr 24, 2003
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.