Granted Patent
Utility
US 6,635,712 · App. 09/856,180
Molding material, process for producing molded article, and molded article
Inventors:
Takuma Aoyama, Akihiko Okada
Patented Case
View Patent ↗
Granted: Oct 21, 2003
Filed: Jun 5, 2001
Inventors
Takuma Aoyama
Akihiko Okada
Assignee (at issue)
Idemitsu Petrochemical 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.