Granted Patent
Utility
US 5,494,777 · App. 08/229,677
Radiation sensitive resin composition
Inventors:
Shinji Shiraki, Hidetoshi Miyamoto, Masaaki Inoue, Toshiyuki Ota, Yoshiji Yumoto, Takao Miura
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Apr 19, 1994
Inventors
Shinji Shiraki
Hidetoshi Miyamoto
Masaaki Inoue
Toshiyuki Ota
Yoshiji Yumoto
Takao Miura
Assignee (at issue)
Japan Synthetic Rubber Corporation
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.