Granted Patent
Utility
US 6,784,308 · App. 10/191,269
Process for the preparation of aromatic nitriles
Inventor:
Markus Eckert
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Jul 8, 2002
Inventor
Markus Eckert
Assignee (at issue)
Bayer Aktiengesellschaft
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.