Granted Patent
Utility
US 6,586,484 · App. 09/581,300
Phenol foam
Inventors:
Yuuichi Arito, Kenji Takasa, Thumoru Kuwabara
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Aug 17, 2000
Inventors
Yuuichi Arito
Kenji Takasa
Thumoru Kuwabara
Assignee (at issue)
Owens-Corning Fiberglas Technology, Inc.
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.