Granted Patent
Utility
US 4,277,558 · App. 06/151,941
Light-sensitive silver halide color photographic materials
Inventors:
Shoji Kikuchi, Toshio Yajima, Kenichi Kishi, Takashi Sasaki, Keiichi Mori, Haruhiko Sato
Patented Case
View Patent ↗
Granted: Jul 7, 1981
Filed: May 21, 1980
Inventors
Shoji Kikuchi
Toshio Yajima
Kenichi Kishi
Takashi Sasaki
Keiichi Mori
Haruhiko Sato
Assignee (at issue)
Konishiroku Photo Industry 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.