Granted Patent
Utility
US 5,677,398 · App. 08/627,036
Epoxy acrylate resins and their uses
Inventors:
Toshihiro Motoshima, Akio Karasawa, Keisuke Takuma, Akihiro Yamaguchi
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Apr 3, 1996
Inventors
Toshihiro Motoshima
Akio Karasawa
Keisuke Takuma
Akihiro Yamaguchi
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.