Granted Patent
Utility
US 6,596,661 · App. 09/761,811
Process for regenerating a deactivated catalyst
Inventor:
Ronald Neufert
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Jan 16, 2001
Inventor
Ronald Neufert
Assignee (at issue)
Siemens Aktiengesellschaft
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.