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:
Jul. 21, 2026
Filed:
Jul. 28, 2023
Applicant:
Inv Nylon Chemicals Americas, Llc, Wilmington, DE (US);
Inventors:
Benjamin David Herzog, Wichita, KS (US);
William J. Tenn, III, Beaumont, TX (US);
Assignee:
INV Nylon Chemicals Americas, LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/10 (2006.01); C07F 9/6574 (2006.01);
U.S. Cl.
CPC ...
C07C 253/10 (2013.01); C07F 9/65746 (2013.01);
Abstract
A bidentate phosphite ligand having the following structure: Formula (I) wherein each Rgroup is an alkyl group or an aryl group and the two Rgroups bonded to the same phosphorus atom may be interconnected, wherein, when each Rgroup is an alkyl group, the two alkyl groups bonded to the same phosphorous atom are interconnected; and wherein each Rgroup is an alkyl group.