Granted Patent
Utility
US 6,809,842 · App. 09/716,232
Apparatus for scanning document
Inventors:
Jenn-Tsair Tsai, Jone-Nun Chen, I-Chang Lu
Patented Case
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Granted: Oct 26, 2004
Filed: Nov 21, 2000
Inventors
Jenn-Tsair Tsai
Jone-Nun Chen
I-Chang Lu
Assignee (at issue)
Mustek Systems 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.