Granted Patent
Utility
US 5,634,969 · App. 08/552,452
Organoclay compositions
Inventors:
Charles A. Cody, Barbara Campbell, Araxi Chiavoni, Edward D. Magauran
Patented Case
View Patent ↗
Granted: Jun 3, 1997
Filed: Nov 3, 1995
Inventors
Charles A. Cody
Barbara Campbell
Araxi Chiavoni
Edward D. Magauran
Assignee (at issue)
Rheox 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.