Granted Patent
Utility
US 5,604,171 · App. 08/336,652
Catalytic system which may be used for the polymerization of alpha-olefins and process for this polymerization
Inventors:
Herve Collette, Sabine Pamart
Patented Case
View Patent ↗
Granted: Feb 18, 1997
Filed: Nov 4, 1994
Inventors
Herve Collette
Sabine Pamart
Assignee (at issue)
SOLVAY (Société 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.