Granted Patent
Utility
US 6,734,273 · App. 09/781,791
High molecular weight thermoplastic polyurethanes made from polyols having high secondary hydroxyl content
Inventor:
Kemal Onder
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Feb 12, 2001
Inventor
Kemal Onder
Assignee (at issue)
Noveon IP Holdings Corp.
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.