Granted Patent
Utility
US 6,630,113 · App. 09/392,601
Methods and apparatus for treating waste
Inventor:
Jeffrey E. Surma
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: Sep 9, 1999
Inventor
Jeffrey E. Surma
Assignee (at issue)
Integrated Environmental Technologies, LLC
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.