Granted Patent
Utility
US 4,442,201 · App. 06/395,998
Method for production of a silver halide photographic light-sensitive material
Inventors:
Syun Takada, Takashi Kadowaki, Mitsuhiro Okumura, Shinichi Nakamura, Masaru Iwagaki
Patented Case
View Patent ↗
Granted: Apr 10, 1984
Filed: Jul 7, 1982
Inventors
Syun Takada
Takashi Kadowaki
Mitsuhiro Okumura
Shinichi Nakamura
Masaru Iwagaki
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.