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.

Date of Patent:
Feb. 29, 2000

Filed:

Sep. 28, 1998
Applicant:
Inventors:

Mohan Amaratunga, Clifton Park, NY (US);

John Henry Lobos, Ballston Spa, NY (US);

Bruce Fletcher Johnson, Scotia, NY (US);

Eric Douglas Williams, Schenectady, NY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12P / ; C12P / ; C12P / ;
U.S. Cl.
CPC ...
435132 ; 435136 ; 435146 ; 435155 ; 435156 ; 4352528 ; 4353171 ; 4353201 ; 435849 ;
Abstract

The present invention pertains to a method for economical biofermentative production of 4-hydroxybenzoic acid (PHB) using genetically engineered E. coli. According to the invention, a plasmid is provided which controls the overexpression of chorismate pyruvate lyase, the bacterial enzyme which catalyzes the production of PHB from chorismate. Mutant E. coli selected with a unique two-step screening assay to overproduce chorismate have been transformed with this plasmid, providing a biocatalyst that efficiently converts glucose to PHB.


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Amaratunga, Mohan. (2000). Genetically engineered microorganisms and method for producing (U.S. Patent No. 6030819). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6030819

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