Granted Patent
Utility
US 5,733,480 · App. 08/718,888
Semiconductive extrudable polyolefin compositions and articles
Inventors:
Chun D. Lee, Mark McManus
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Sep 24, 1996
Inventors
Chun D. Lee
Mark McManus
Assignee (at issue)
Quantum Chemical Corporation
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.