Granted Patent
Utility
US 6,749,757 · App. 10/227,682
Method and apparatus for removing hydrocarbons from water
Inventors:
Jeffrey J. Smith, Jerald W. Darlington, Jr., John Occhipinti, Gerard A. Just
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Aug 26, 2002
Inventors
Jeffrey J. Smith
Jerald W. Darlington, Jr.
John Occhipinti
Gerard A. Just
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.