Granted Patent
Utility
US 6,190,721 · App. 09/355,866
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Inventors:
Osamu Kimura, Asuka Tajiri, Yasuhiko Shiinoki, Masayuki Azuma
Patented Case
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Granted: Feb 20, 2001
Filed: Aug 3, 1999
Inventors
Osamu Kimura
Asuka Tajiri
Yasuhiko Shiinoki
Masayuki Azuma
Assignee (at issue)
SNOW BRAND MILK PRODUCTS CO., 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.