Granted Patent
Utility
US 5,571,935 · App. 08/182,267
Process for producing esterified alkoxylated polyols with improved stability
Inventors:
Bernard C. Sekula, Thaddeus Ziegert, Michael Ferenz
Patented Case
View Patent ↗
Granted: Nov 5, 1996
Filed: Jan 14, 1994
Inventors
Bernard C. Sekula
Thaddeus Ziegert
Michael Ferenz
Assignee (at issue)
CPC International, Inc.
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.