Granted Patent
Utility
US 4,368,081 · App. 06/294,805
Method for removing residual hydrogen peroxide on a sterilized food package
Inventors:
Kunio Hata, Kihachiro Oshima, Isao Kano, Norio Matsukura, Hiroaki Umeda, Motoi Matsui, Tetsushi Ashida, Yoichi Nishiguchi, Nobushige Yasui
Patented Case
View Patent ↗
Granted: Jan 11, 1983
Filed: Aug 20, 1981
Inventors
Kunio Hata
Kihachiro Oshima
Isao Kano
Norio Matsukura
Hiroaki Umeda
Motoi Matsui
Tetsushi Ashida
Yoichi Nishiguchi
Nobushige Yasui
Assignee (at issue)
Jujo Paper 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.