Granted Patent
Utility
US 5,767,174 · App. 08/776,191
Vinyl chloride resin composition
Inventors:
Hideki Nakagawa, Kyon Hun Min, Yuriko Kaida, Tomiya Sugiura, Shigeyuki Kozawa, Shigeharu Arai
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: Jan 27, 1997
Inventors
Hideki Nakagawa
Kyon Hun Min
Yuriko Kaida
Tomiya Sugiura
Shigeyuki Kozawa
Shigeharu Arai
Assignees (at issue)
ASAHI GLASS CO., LTD.
ASAHI FIBER 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.