Granted Patent
Utility
US 6,283,676 · App. 09/468,159
Sequential aerobic/anaerobic solid waste landfill operation
Inventors:
Gary R. Hater, Roger B. Green, Gerard Hamblin
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Dec 21, 1999
Inventors
Gary R. Hater
Roger B. Green
Gerard Hamblin
Assignee (at issue)
Waste Management, Inc.
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.