Granted Patent
Utility
US 6,013,114 · App. 09/013,755
Environmentally friendly diesel fuel
Inventors:
Martin Hille, Frank Weinelt, Heinz Wittkus, Werner Reimann
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Jan 27, 1998
Inventors
Martin Hille
Frank Weinelt
Heinz Wittkus
Werner Reimann
Assignee (at issue)
Clariant Corporation
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.