Granted Patent
Utility
US 6,608,219 · App. 10/170,203
Process for the epoxidation of olefins
Inventors:
Thomas Haas, Willi Hofen, Georg Thiele, Stefan Pilz, Wolfgang Woell
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Jun 13, 2002
Inventors
Thomas Haas
Willi Hofen
Georg Thiele
Stefan Pilz
Wolfgang Woell
Assignees (at issue)
Degussa AG
UHDE GMBH
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.