Granted Patent
Utility
US 6,586,537 · App. 09/753,550
Process for manufacturing an olefin polymer composition
Inventors:
Daniel Marissal, Brent R. Walworth
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Jan 4, 2001
Inventors
Daniel Marissal
Brent R. Walworth
Assignee (at issue)
Solvay Polyolefins Europe-Belgium (Societe Anonyme)
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.