Granted Patent
Utility
US 6,046,365 · App. 09/106,814
Process for preparing cyclohexanones by hydrogenation of the corresponding phenols (I.)
Inventor:
Wolfgang Kiel
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Jun 29, 1998
Inventor
Wolfgang Kiel
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.