Granted Patent
Utility
US 6,780,914 · App. 10/169,288
Flame retardant polypropylene resin composition
Inventors:
In Sik Jung, Man-Seang Her, Jong-Su Hong, Sung-Man Lee
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Nov 4, 2002
Inventors
In Sik Jung
Man-Seang Her
Jong-Su Hong
Sung-Man Lee
Assignee (at issue)
Samsung General Chemicals, 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.