Granted Patent
Utility
US 5,326,532 · App. 08/027,911
Apparatus for chemically processing toxic materials
Inventor:
William R. Taylor
Patented Case
View Patent ↗
Granted: Jul 5, 1994
Filed: Feb 25, 1993
Inventor
William R. Taylor
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.