Granted Patent
Utility
US 4,581,326 · App. 06/648,038
Silver halide color photographic material
Inventors:
Katsunori Katoh, Satoshi Kawakatsu, Kosaku Masuda, Kaoru Miyagi, Noritaka Nakayama, Toshihiko Kimura
Patented Case
View Patent ↗
Granted: Apr 8, 1986
Filed: Sep 6, 1984
Inventors
Katsunori Katoh
Satoshi Kawakatsu
Kosaku Masuda
Kaoru Miyagi
Noritaka Nakayama
Toshihiko Kimura
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.