Granted Patent
Utility
US 5,582,650 · App. 08/372,119
Process for cleaning parts soiled or encrusted with polyester resin
Inventor:
Edward Simons
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Jan 13, 1995
Inventor
Edward Simons
Assignee (at issue)
INTERNATIONAL PAPER COMPANY
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.