Granted Patent
Utility
US 6,540,331 · App. 09/864,332
Actuating mechanism which includes a thermal bend actuator
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: May 25, 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.