Granted Patent
Utility
US 5,868,084 · App. 08/406,707
Apparatus and process for carbon removal from fly ash
Inventor:
Alan Bachik
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Mar 20, 1995
Inventor
Alan Bachik
Assignee (at issue)
U.S. Scientific, L.L.C.
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.