Granted Patent
Utility
US 6,299,778 · App. 09/308,221
Catalytically active permeable composite material, method for producing said composite material, and use of the same
Inventors:
Bernd Penth, Christian Hying, Mark Duda, Gerhard Hoerpel, Adolf Kuehnle
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Jul 28, 1999
Inventors
Bernd Penth
Christian Hying
Mark Duda
Gerhard Hoerpel
Adolf Kuehnle
Assignee (at issue)
Creavis Gesellschaft fuer Technologie und Innovation mbH
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.