Granted Patent
Utility
US 6,583,236 · App. 09/498,120
Polyolefin compositions having enhanced ultraviolet and oxidative resistance and methods for their production and use
Inventors:
Michael J. Giardello, Christopher J. Cruce, Ronald M. Thibault, George R. Eakin
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Feb 4, 2000
Inventors
Michael J. Giardello
Christopher J. Cruce
Ronald M. Thibault
George R. Eakin
Assignee (at issue)
Cymetech, L.L.C.
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.