Granted Patent
Utility
US 4,358,533 · App. 06/242,490
Silver halide photographic material
Inventors:
Kouji Tokitou, Tsuneo Wada
Patented Case
View Patent ↗
Granted: Nov 9, 1982
Filed: Mar 11, 1981
Inventors
Kouji Tokitou
Tsuneo Wada
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.