Granted Patent
Utility
US 6,020,279 · App. 08/524,304
Process for producing a solid catalyst component for olefin polymerization and a process for producing an olefin polymer
Inventors:
Toshihiro Uwai, Masami Tachibana, Jun Saito
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Sep 6, 1995
Inventors
Toshihiro Uwai
Masami Tachibana
Jun Saito
Assignee (at issue)
Chisso Corporation
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.