Granted Patent
Utility
US 6,235,356 · App. 08/894,564
Resin composition for building materials and insulating glass
Inventors:
Takashi Shibuya, Seigo Kotera, Hideki Nakagawa, Yoshitaka Matsuyama
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Oct 16, 1997
Inventors
Takashi Shibuya
Seigo Kotera
Hideki Nakagawa
Yoshitaka Matsuyama
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.