Granted Patent
Utility
US 5,445,855 · App. 08/102,500
Active energy ray-curable composition and optical recording medium having cured product of the composition
Inventors:
Suguru Tokita, Kenji Yamane, Hajime Inagaki, Masayoshi Kurisu
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Aug 5, 1993
Inventors
Suguru Tokita
Kenji Yamane
Hajime Inagaki
Masayoshi Kurisu
Assignee (at issue)
Mitsui Petrochemical Industries, 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.