Granted Patent
Utility
US 6,516,611 · App. 09/576,069
Process and device for removing soot from the exhaust gas of a diesel engine
Inventors:
Adolf Schafer-Sindlinger, Wolfgang Strehlau, Egbert Lox, Thomas Kreuzer, Ulrich Göbel
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: May 22, 2000
Inventors
Adolf Schafer-Sindlinger
Wolfgang Strehlau
Egbert Lox
Thomas Kreuzer
Ulrich Göbel
Assignee (at issue)
Degussa-Huels AG
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.