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For the Inventor, By the Inventor

Trenton, NJ, United States of America

Stephen David Levy

USPTO Granted Patents = 8

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Trenton, NJ (US) (1976 - 1981)
  • Lawrenceville, NJ (US) (1979 - 1981)

Company Filing History:

goldMedal7 out of 3,580 
 
American Cyanamid Company
 patents
silverMedal1 out of 832,843 
Other
 patents

Years Active: 1976-1981

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8 patents (USPTO):Explore Patents
1. 4263136 - Process for deodorizing aqueous effluent derived from the manufacture of (1981-04-21),
2. 4261926 - Reductive alkylation of substituted anilines (1981-04-14),
3. 4136117 - Preparation of 2,6-dinitroanilines (1979-01-23),
4. 4119669 - 3,4-Xylidine compounds which are useful as herbicides and as (1978-10-10),
5. 4052381 - Substituted phosphorothioic acid and method of use in siphonaptera (1977-10-04),
6. 3978168 - O,O,O',O'-Tetramethyl O,O'-trithiodi-p-phenylene ester (1976-08-31),
7. 3966919 - O,O,O',O'-Tetraalkyl, O,O'-vinylenedi-p-phenylene phosphorothioates and (1976-06-29),
8. 3966848 - O,O,O',O'-Tetraethyl-S,S'-methylene-bis(p-phenylenethiomethylene) (1976-06-29),

Title: The Innovative Contributions of Stephen David Levy

Introduction

Stephen David Levy is a notable inventor based in Trenton, NJ (US). He has made significant contributions to the field of organic chemistry, holding a total of 8 patents. His work primarily focuses on processes that enhance the efficiency and safety of chemical manufacturing.

Latest Patents

Among his latest patents is a process for deodorizing aqueous effluent derived from the manufacture of organic chemicals. This innovative method involves treating sulfur-containing aqueous effluent with hydrogen peroxide under controlled conditions to effectively remove organic materials. Another notable patent is for the reductive alkylation of substituted anilines, where N-alkylated aromatic amines are produced by reductively alkylating an aromatic amine with pressurized hydrogen in the presence of a ketone, a noble metal catalyst, and a promoter acid with a pKa between 0.3 and 1.5.

Career Highlights

Stephen has worked with several companies throughout his career, including the American Cyanamid Company. His experience in the industry has allowed him to develop and refine his innovative processes, contributing to advancements in chemical manufacturing.

Collaborations

Stephen has collaborated with notable professionals in his field, including Michael Stanley Schrider and Robert E. Diehl. These collaborations have further enriched his work and expanded the impact of his inventions.

Conclusion

Stephen David Levy's contributions to organic chemistry through his patents and collaborations highlight his role as an influential inventor. His innovative processes continue to shape the industry and improve manufacturing practices.

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