Granted Patent
Utility
US 6,395,176 · App. 09/612,776
Method for treating waste-activated sludge using electroporation
Inventors:
Jeffry Held, Satya P. Chauhan
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Jul 10, 2000
Inventors
Jeffry Held
Satya P. Chauhan
Assignee (at issue)
D-H2O 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.