Granted Patent
Utility
US 5,684,071 · App. 08/670,141
Additive for thermpolastic resins and flame retardant resin composition
Inventors:
Kenji Mogami, Masaaki Nakamura, Tadashi Koyama, Tomomi Nakashima, Akiyoshi Somemiya
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Jun 27, 1996
Inventors
Kenji Mogami
Masaaki Nakamura
Tadashi Koyama
Tomomi Nakashima
Akiyoshi Somemiya
Assignee (at issue)
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
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.