Granted Patent
Utility
US 5,976,702 · App. 08/637,109
Composition for surface treatment
Inventors:
Takashige Yoneda, Fumiaki Gunji, Takeshi Morimoto
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Apr 24, 1996
Inventors
Takashige Yoneda
Fumiaki Gunji
Takeshi Morimoto
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.