Granted Patent
Utility
US 5,602,187 · App. 08/625,125
Polyethylene terephthalate decontamination
Inventor:
Simon Michael West
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Apr 1, 1996
Inventor
Simon Michael West
Assignee (at issue)
Swig Pty Ltd
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.