Granted Patent
Utility
US 4,434,225 · App. 06/468,395
Light-sensitive silver halide color photographic material
Inventors:
Hiroshi Sugita, Yasuo Tsuda, Kenji Ito, Satoru Shimba
Patented Case
View Patent ↗
Granted: Feb 28, 1984
Filed: Feb 22, 1983
Inventors
Hiroshi Sugita
Yasuo Tsuda
Kenji Ito
Satoru Shimba
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.