Granted Patent
Utility
US 5,504,235 · App. 08/479,194
Method for decomposing polysiloxane
Inventors:
Toshifumi Hirose, Ryotaro Tsuji, Katsuya Ouchi
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Jun 7, 1995
Inventors
Toshifumi Hirose
Ryotaro Tsuji
Katsuya Ouchi
Assignee (at issue)
Kanegafuchi Chemical Industry Co., 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.