Granted Patent
Utility
US 6,235,201 · App. 09/352,457
Method and apparatus for removing oil from water including monitoring of adsorbent saturation
Inventors:
Jeffrey J. Smith, Michael Berger, Jerald W. Darlington, Jr., Michael R. Johnson
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jul 13, 1999
Inventors
Jeffrey J. Smith
Michael Berger
Jerald W. Darlington, Jr.
Michael R. Johnson
Assignee (at issue)
AMCOL INTERNATIONAL CORPORATION
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.