Granted Patent
Utility
US 5,872,166 · App. 08/492,629
Overbased PVC stabilizer
Inventors:
Stuart D. Brilliant, Kook Jin Bae
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jun 20, 1995
Inventors
Stuart D. Brilliant
Kook Jin Bae
Assignee (at issue)
Witco 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.