Granted Patent
Utility
US 6,417,757 · App. 09/608,093
Buckle resistant thermal bend actuators
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Jun 30, 2000
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.