Granted Patent
Utility
US 5,667,696 · App. 08/614,960
Method for treatment and disposal of lead based paint
Inventors:
Michael Kell Studer, Philip J. Pisani
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Mar 11, 1996
Inventors
Michael Kell Studer
Philip J. Pisani
Assignee (at issue)
ENTACT, LLC
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.