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For the Inventor, By the Inventor

Wilmington, DE, United States of America

David L Anton

USPTO Granted Patents = 15

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 61(Granted Patents)


Company Filing History:

goldMedal15 out of 16,338 
 
E.i. Dupont De Nemours and Company
 patents

Years Active: 1989-1998

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15 patents (USPTO):Explore Patents
1. 5834262 - Oxidation of glycolic acid to glyoxylic acid using a microbial cell (1998-11-10),
2. 5693490 - Production of glycolate oxidase in methylotrophic yeast (1997-12-02),
3. 5593871 - Process for the preparation of enantiometric 2-alkanoic acid amides from (1997-01-14),
4. 5559020 - Process for preparing glyoxylic acid/dialkyl aminomethylphosphonate (1996-09-24),
5. 5541094 - Glyoxylic acid/aminomethylphosphonic acid mixtures prepared using a (1996-07-30),
6. 5538875 - Process for the preparation of pyruvic acid using permeabilized (1996-07-23),
7. 5439813 - Production of glyoxylic acid with glycolate oxidase and catalase (1995-08-08),
8. 5371001 - Esters of unsymmetrically 2-substituted glycolic acid dimers (1994-12-06),
9. 5262314 - Enzymatic oxidation of glycolic acid in the presence of non-enzymatic (1993-11-16),
10. 5254718 - Esters of unsymmetrically 2-substituted glycolic acid dimers (1993-10-19),
11. 5221621 - Production of glyoxylic acid from glycolic acid (1993-06-22),
12. 5219745 - Production of glyoxylic acid from glycolic acid (1993-06-15),
13. 5180846 - Hydrogenation of enzymatically-produced glycolic (1993-01-19),
14. 5135860 - Process for preparing glyoxylic acid/aminomethylphosphonic acid mixtures (1992-08-04),
15. 4803272 - S-modified adenosyl-1,8-diamino-3-thiooctane derivatives (1989-02-07),

Title: David L Anton: Innovator in Glycolate Oxidation

Introduction

David L Anton is a prominent inventor based in Wilmington, DE (US). He has made significant contributions to the field of chemical engineering, particularly in the oxidation of glycolic acid. With a total of 15 patents to his name, Anton's work has advanced the understanding and application of microbial processes in chemical production.

Latest Patents

Among his latest patents, Anton has developed a method for the oxidation of glycolic acid to glyoxylic acid using a microbial cell. This innovative process utilizes the enzyme glycolate oxidase derived from various microbial sources, including Aspergillus nidulans, Hansenula polymorpha, Pichia pastoris, and Escherichia coli. The method involves oxidizing glycolic acid with oxygen in an aqueous solution containing an amine. Additionally, he has patented a process for the production of glycolate oxidase in methylotrophic yeast, which have been genetically transformed to express the enzyme. This transformation allows the yeast to serve as an effective catalyst for converting glycolate to glyoxylate.

Career Highlights

David L Anton is currently associated with E.I. du Pont de Nemours and Company, where he continues to innovate and contribute to the field. His work has not only enhanced the efficiency of chemical processes but has also opened new avenues for research and development in microbial biotechnology.

Collaborations

Anton has collaborated with notable colleagues, including Robert DiCosimo and Vincent G Witterholt, to further advance his research and patent applications.

Conclusion

David L Anton's contributions to the field of chemical engineering, particularly in the oxidation of glycolic acid, highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving chemical processes through microbial applications.

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