Granted Patent
Utility
US 4,433,049 · App. 06/347,647
Method for preparing a light-sensitive cuprous halide emulsion
Inventors:
Noboru Itoh, Toshiaki Takahashi, Keiji Ogi, Atsushi Kamitakahara
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Feb 10, 1982
Inventors
Noboru Itoh
Toshiaki Takahashi
Keiji Ogi
Atsushi Kamitakahara
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.