Granted Patent
Utility
US 5,360,921 · App. 08/208,590
Process for preparing cyclopentadienyl group-containing silicon compound or cyclopentadienyl group-containing germanium compound
Inventors:
Yoshihisa Kiso, Koji Kawaai, Masatoshi Nitabaru
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Mar 11, 1994
Inventors
Yoshihisa Kiso
Koji Kawaai
Masatoshi Nitabaru
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.