Granted Patent
Utility
US 5,516,544 · App. 08/333,813
High molecular weight linked esterified propoxylated glycerins useful as gelling or thickening agents
Inventors:
Bernard C. Sekula, Michael Ferenz
Patented Case
View Patent ↗
Granted: May 14, 1996
Filed: Nov 3, 1994
Inventors
Bernard C. Sekula
Michael Ferenz
Assignees (at issue)
Arco Chemical Technology, L.P.
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.