Granted Patent
Utility
US 6,500,890 · App. 09/738,619
Polyester bottle resins having reduced frictional properties and methods for making the same
Inventors:
Walter Lee Edwards, Robert Joseph Schiavone, Carl Steven Nichols, Tony Clifford Moore
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Dec 15, 2000
Inventors
Walter Lee Edwards
Robert Joseph Schiavone
Carl Steven Nichols
Tony Clifford Moore
Assignee (at issue)
Wellman Inc.
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.