Granted Patent
Utility
US 6,737,604 · App. 09/932,858
Symbiotic solid waste—gaseous waste conversion system for high-efficiency electricity production
Inventors:
Jeffrey E. Surma, Daniel R. Cohn
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Aug 17, 2001
Inventors
Jeffrey E. Surma
Daniel R. Cohn
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.