Granted Patent
Utility
US 6,829,367 · App. 09/595,222
Content data judging apparatus
Inventors:
Kazuhara Toyokawa, Norishige Morimoto, Satoko Tonegawa
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Jun 16, 2000
Inventors
Kazuhara Toyokawa
Norishige Morimoto
Satoko Tonegawa
Assignee (at issue)
International Business Machines Corporation
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.