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.:

US 7166591 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 23, 2007

Filed:

Feb. 09, 2004
Applicant:

David Allan Atwood, Lexington, KY (US);

Inventor:

David Allan Atwood, Lexington, KY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/555 (2006.01); C07F /00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Novel chemical compounds are disclosed having the general formula L{YX}, wherein X is selected from the Group 13 elements, Y is a halide, and L is a chelating ligand containing at least one binding atom contacting the Group 13 element, the atom being selected from the group consisting of C, N, O, and S, and m and n are integers having a value of at least 1. L may be a Schiff base type ligand, such as a salen ligand. The compositions of the present invention may be bidentate, quadridentate, or greater. The compositions may be used in dealkylation of phosphate esters or ethers. Advantageously, the methods of the present invention may be rendered catalytic.


Find Patent Forward Citations

Atwood, David. (2007). Catalytic cleavage of phosphate ester bonds by boron chelates (U.S. Patent No. 7166591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7166591

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