Granted Patent
Utility
US 5,833,864 · App. 08/680,502
Method for the reduction and control of the release of gas and odors from sewage and waste water
Inventors:
Thomas M. Miller, Mark Alexander Shand
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jul 8, 1996
Inventors
Thomas M. Miller
Mark Alexander Shand
Assignee (at issue)
PSC Technologies GmbH
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.