Granted Patent
Utility
US 4,551,422 · App. 06/684,981
Silver halide photographic light-sensitive material
Inventors:
Toshihiko Kimura, Yutaka Kaneko, Takashi Sasaki
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Dec 21, 1984
Inventors
Toshihiko Kimura
Yutaka Kaneko
Takashi Sasaki
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.