Granted Patent
Utility
US 4,287,086 · App. 05/749,323
Viscous organic systems containing an organophilic clay gellant without an organic dispersant therefor
Inventors:
Claude M. Finlayson, John W. Jordan
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Dec 10, 1976
Inventors
Claude M. Finlayson
John W. Jordan
Assignee (at issue)
NL Industries, 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.