Granted Patent
Utility
US 5,494,737 · App. 08/171,439
Ceiling material for vehicles and production process thereof
Inventors:
Hideo Sakai, Kojiro Motai, Satoru Kishi, Katsuyuki Morita, Hiroshi Tanabe
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Dec 22, 1993
Inventors
Hideo Sakai
Kojiro Motai
Satoru Kishi
Katsuyuki Morita
Hiroshi Tanabe
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.