Granted Patent
Utility
US 6,681,102 · App. 09/618,637
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Inventors:
James Digby Yarlet Collier, Ian Sabberton
Patented Case
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Granted: Jan 20, 2004
Filed: Jul 18, 2000
Inventors
James Digby Yarlet Collier
Ian Sabberton
Assignee (at issue)
CAMBRIDGE SILICON RADIO LIMITED
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.