Granted Patent
Utility
US 4,540,656 · App. 06/499,315
Color photographic light-sensitive material
Inventors:
Toyoki Nishizima, Masao Sasaki, Kaoru Onodera
Patented Case
View Patent ↗
Granted: Sep 10, 1985
Filed: May 27, 1983
Inventors
Toyoki Nishizima
Masao Sasaki
Kaoru Onodera
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.