Granted Patent
Utility
US 5,605,958 · App. 08/530,911
Composition for surface treatment
Inventors:
Takashige Yoneda, Fumiaki Gunji, Takeshi Morimoto, Yukiko Ono
Patented Case
View Patent ↗
Granted: Feb 25, 1997
Filed: Sep 20, 1995
Inventors
Takashige Yoneda
Fumiaki Gunji
Takeshi Morimoto
Yukiko Ono
Assignee (at issue)
ASAHI GLASS 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.