Granted Patent
Utility
US 6,239,205 · App. 09/461,300
Silicone rubber composition
Inventors:
Chiichiro Hasegawa, Junsuke Tokimatsu, Kazuhito Fujiwara
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Dec 15, 1999
Inventors
Chiichiro Hasegawa
Junsuke Tokimatsu
Kazuhito Fujiwara
Assignee (at issue)
Dow Corning Toray Silicone Company, 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.