Granted Patent
Utility
US 6,338,548 · App. 09/575,140
Seal in a micro electro-mechanical device
Inventor:
Kia Silverbrook
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: May 23, 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.