Granted Patent
Utility
US 4,912,152 · App. 07/264,388
One-pack type thermosetting composition
Inventors:
Kazumi Nejigaki, Kenichi Kurosawa, Isao Nishiwaki, Yukihiro Okubo
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Oct 31, 1988
Inventors
Kazumi Nejigaki
Kenichi Kurosawa
Isao Nishiwaki
Yukihiro Okubo
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.