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For the Inventor, By the Inventor

Ballwin, MO, United States of America

Van R Gaertner

USPTO Granted Patents = 18

Average Co-Inventor Count = 1.2

ph-index = 9

Forward Citations = 136(Granted Patents)


Company Filing History:

goldMedal18 out of 3,288 
 
Monsanto Company
 patents

Years Active: 1976-1987

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18 patents (USPTO):Explore Patents
1. 4650613 - Process for preparing N-phosphonomethylglycine and derivatives (1987-03-17),
2. 4475943 - Herbicidal .alpha.-hydroxy phosphonates (1984-10-09),
3. 4413125 - .alpha.-Hydroxy phosphonates (1983-11-01),
4. 4312662 - N-Substituted carboxy-N-phosphonomethylglycines and the salts thereof as (1982-01-26),
5. 4251257 - Herbicidal methods employing derivatives of N-phosphonomethylglycine (1981-02-17),
6. 4251256 - Herbicidal N-substituted ethylene derivatives of N-phosphonomethylglycine (1981-02-17),
7. 4221583 - N-Phosphonomethylglycinonitrile and certain derivatives thereof (1980-09-09),
8. 4211547 - N-Phosphonomethyliminodiacetonitrile and certain derivatives thereof (1980-07-08),
9. 4203756 - Method for increasing the sucrose content of growing plants (1980-05-20),
10. 4197254 - Derivatives of N-phosphonomethylglycine (1980-04-08),
11. 4119430 - N-(2-hydroxyalkyl) derivatives of N-phosphonomethylglycine and (1978-10-10),
12. 4105432 - Cyclized derivatives of N-(2-hydroxyalkyl)-N-phosphonomethylglycine (1978-08-08),
13. 4094928 - Carbonylaldiminomethanephosphonates (1978-06-13),
14. 4063922 - N-(2-hydroxyalkyl) derivatives of N-phosphonomethylglycine for treatment (1977-12-20),
15. 4047927 - N-(2-hydroxyalkyl) derivatives of N-phosphonomethylglycine and the (1977-09-13),

Title: Van R Gaertner: Innovator in Herbicide Technology

Introduction

Van R Gaertner is a prominent inventor based in Ballwin, MO, who has made significant contributions to the field of herbicide technology. With a remarkable portfolio of 18 patents, Gaertner's innovations focus on chemical processes and compounds that play crucial roles in agriculture.

Latest Patents

Gaertner's latest patents include a groundbreaking process for preparing N-phosphonomethylglycine and its derivatives. This invention discloses a method for the dealkylation of N-alkyl-N-phosphonomethylglycine, where the N-alkyl moiety incorporates an electron-withdrawing group in the 2-position. Additionally, he has developed herbicidal alpha-hydroxy phosphonates, which are useful as effective herbicides. This patent outlines the preparation of these compounds, their application as herbicides, and the methods and compositions that utilize them.

Career Highlights

Throughout his career at Monsanto Company, Gaertner has been instrumental in advancing research and development aimed at improving agricultural efficiency and sustainability. His focus on innovative chemical processes has positioned him as a leading figure in the field of herbicides.

Collaborations

Gaertner has collaborated with esteemed colleagues such as Philip C Hamm and Wendell Gary Phillips, contributing to a synergistic approach in developing new agricultural technologies. These collaborations have significantly enriched the research environment at Monsanto Company, fostering a culture of innovation.

Conclusion

Van R Gaertner's contributions to the agricultural sector through his numerous patents and innovative processes demonstrate his commitment to enhancing agricultural practices. His work continues to play a pivotal role in the development of effective herbicides, making a lasting impact on global food production and sustainability.

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