Granted Patent
Utility
US 4,251,619 · App. 06/105,540
Process for forming photo-polymeric image
Inventor:
Yoshio Kurita
Patented Case
View Patent ↗
Granted: Feb 17, 1981
Filed: Dec 20, 1979
Inventor
Yoshio Kurita
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.