Granted Patent
Utility
US 5,428,109 · App. 08/167,211
Hot-melt adhesive composition
Inventors:
Toshiaki Kuroiwa, Tuneaki Muro, Suguru Tokita, Hajime Inagaki
Patented Case
View Patent ↗
Granted: Jun 27, 1995
Filed: Dec 16, 1993
Inventors
Toshiaki Kuroiwa
Tuneaki Muro
Suguru Tokita
Hajime Inagaki
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.