Granted Patent
Utility
US 6,322,693 · App. 09/252,520
Waste processing system and related methods
Inventor:
Ricky Southall
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Feb 18, 1999
Inventor
Ricky Southall
Assignee (at issue)
SUN DRILLING PRODUCTS CORPORATION
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.