Granted Patent
Utility
US 6,696,524 · App. 10/071,029
Low Tg ethylene-based polymer, cycloolefin polymer blends
Inventor:
Karlheinz Hausmann
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Feb 8, 2002
Inventor
Karlheinz Hausmann
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.