The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 1997
Filed:
Apr. 12, 1996
Applicant:
Inventors:
Gamini Ananda Vedage, Bethlehem, PA (US);
John Nelson Armor, Orefield, PA (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564490 ;
Abstract
Improved selectivity to tertiary amine production is obtained by the addition of an aliphatic or aromatic halide to the feed during the catalytic hydrogenation of saturated or unsaturated aliphatic or cycloaliphatic nitriles.