Granted Patent
Utility
US 5,723,653 · App. 08/761,870
Liquid rheological additives providing rheological properties to non-aqueous systems
Inventor:
Mahalingam Santhanam
Patented Case
View Patent ↗
Granted: Mar 3, 1998
Filed: Dec 9, 1996
Inventor
Mahalingam Santhanam
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.