Granted Patent
Utility
US 5,637,355 · App. 08/635,516
Method of nonhazardous removal of paint containing heavy metals and coating preparation for performing the same
Inventors:
Robert Stanforth, Paul V. Knopp
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Apr 22, 1996
Inventors
Robert Stanforth
Paul V. Knopp
Assignee (at issue)
RMT LIMITED
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.