Granted Patent
Utility
US 6,188,764 · App. 09/085,894
Over-voltage protection circuit for use with a telephone appliance
Inventors:
Minsiu Huang, Jingwei Lin
Patented Case
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Granted: Feb 13, 2001
Filed: May 27, 1998
Inventors
Minsiu Huang
Jingwei Lin
Assignee (at issue)
Actiontec Electronics, Inc.
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.