Granted Patent
Utility
US 4,302,603 · App. 06/217,937
Producing alkylamines from olefins with alkali metal amide catalyst
Inventor:
Guido P. Pez
Patented Case
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Granted: Nov 24, 1981
Filed: Dec 18, 1980
Inventor
Guido P. Pez
Assignee (at issue)
Allied Chemical 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.