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:
Apr. 22, 2014
Filed:
Jun. 10, 2011
Olan S. Fruchey, Hurricane, WV (US);
Leo E. Manzer, Wilmington, DE (US);
Dilum Dunuwila, Princeton, NJ (US);
Brian T. Keen, Pinch, WV (US);
Brooke A. Albin, Charleston, WV (US);
Nye A. Clinton, Hurricane, WV (US);
Bernard D. Dombek, Charleston, WV (US);
Olan S. Fruchey, Hurricane, WV (US);
Leo E. Manzer, Wilmington, DE (US);
Dilum Dunuwila, Princeton, NJ (US);
Brian T. Keen, Pinch, WV (US);
Brooke A. Albin, Charleston, WV (US);
Nye A. Clinton, Hurricane, WV (US);
Bernard D. Dombek, Charleston, WV (US);
BioAmber Inc., Plymouth, MN (US);
Abstract
Processes for making caprolactam (CL) from monoammonium adipate (MAA) and/or adipic acid (AA) obtained from a clarified diammonium adipate-containing (DAA-containing) fermentation broth or MAA-containing fermentation broth and converting the MAA or AA to the CL with hydrogen in the presence of a catalyst at selected temperatures and pressures.