Granted Patent
Utility
US 4,464,081 · App. 06/509,137
Process and structure for storing and isolating hazardous waste
Inventors:
Edward Hillier, Larry Dean Graybill, Richard N. Winders, Dan Bridge, Joe Dauchy
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Jun 29, 1983
Inventors
Edward Hillier
Larry Dean Graybill
Richard N. Winders
Dan Bridge
Joe Dauchy
Assignee (at issue)
Rollins Environmental Services, 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.