Granted Patent
Utility
US 6,586,517 · App. 10/073,254
Long fiber-reinforced polypropylene resin composition
Inventors:
Koichi Saito, Toshimori Nakai, Takahiro Tochioka
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Feb 13, 2002
Inventors
Koichi Saito
Toshimori Nakai
Takahiro Tochioka
Assignees (at issue)
Mazda Motor Corporation
Chisso Corporation
Chisso Petrochemical Corporation
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.