Granted Patent
Utility
US 4,794,199 · App. 07/105,462
Process for synthesis of primary amines from olefins, syngas and ammonia
Inventors:
Jiang-Jen Lin, John F. Knifton
Patented Case
View Patent ↗
Granted: Dec 27, 1988
Filed: Oct 1, 1987
Inventors
Jiang-Jen Lin
John F. Knifton
Assignee (at issue)
Texaco Inc.
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.