Granted Patent
Utility
US 5,210,338 · App. 07/881,928
Catalyzed chain growth process
Inventor:
Edward G. Samsel
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: May 12, 1992
Inventor
Edward G. Samsel
Assignee (at issue)
Ethyl 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.