Granted Patent
Utility
US 5,453,412 · App. 08/172,049
Copper catalysts
Inventors:
Gregor Deckers, Gerhardt Horn
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Dec 22, 1993
Inventors
Gregor Deckers
Gerhardt Horn
Assignee (at issue)
Hoechst 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.