Granted Patent
Utility
US 5,641,833 · App. 08/371,245
Polyolefinic blend and process for preparing the same
Inventors:
Kwang Sik Jung, Moon Seok Lee, Yong Ho Kwon, Seong-Jo Kim
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Jan 11, 1995
Inventors
Kwang Sik Jung
Moon Seok Lee
Yong Ho Kwon
Seong-Jo Kim
Assignee (at issue)
Yukong Limited
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.