Granted Patent
Utility
US 6,646,141 · App. 10/203,184
Process for the epoxidation of olefins
Inventors:
Willi Hofen, Georg Thiele, Alexander Moller
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Oct 4, 2002
Inventors
Willi Hofen
Georg Thiele
Alexander Moller
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.