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For the Inventor, By the Inventor

Bievres, France

Mayer Naoum Messer

This inventor holds 17 USPTO granted patents. Top assignees: Rhone-Poulenc S.a., Rhone-Poulenc Industries. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mayer Naoum Messer. Retrieved from https://idiyas.com/inventor/mayer-naoum-messer

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 79(Granted Patents)


Location History:

  • Bievres, F (1976)
  • Bievres (Essone), FR (1977)
  • Bievres, FR (1976 - 1980)

Company Filing History:

goldMedal12 out of 142 
 
Rhone-Poulenc S.a.
 patents
silverMedal5 out of 521 
 
Rhone-Poulenc Industries
 patents

Years Active: 1976-1980

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17 patents (USPTO):Explore Patents
1. 4220646 - Heterocyclic compounds (1980-09-02),
2. 4071531 - Oxathiino- and dithiino-aminoacetic acids (1978-01-31),
3. 4054654 - Isoindolin-1-one derivatives (1977-10-18),
4. 4038391 - 6-(1,8-Naphthyridin-2-yl)-5-piperazino (1977-07-26),
5. 4034090 - Cephalosporin derivatives (1977-07-05),
6. 4034088 - Cephalosporin derivatives, and compositions containing them (1977-07-05),
7. 4029781 - 1,4-Dithiin (and oxathiin)-yl cephalosporin derivatives, and (1977-06-14),
8. 4016274 - Naphthyridine derivatives (1977-04-05),
9. 4007176 - Cephalosporin derivatives (1977-02-08),
10. 4001271 - 3-(Isopropyl amino alkoxy)-2-phenyl-isoindolin-1-ones (1977-01-04),
11. 4000306 - Anti-arrhythmic compositions containing isoindoline derivatives (1976-12-28),
12. 3987174 - Isoindolin-1-one derivatives (1976-10-19),
13. 3978078 - Process for the preparation of ampicillin (1976-08-31),
14. 3975385 - 7-Trichloroacetamido-3-desacetoxy-cephalosporanic acid esters (1976-08-17),
15. 3966931 - 1,4-Dithino[2,3-c]pyrrole compositions (1976-06-29),

Title: Mayer Naoum Messer: A Pioneer in Heterocyclic Compounds

Introduction

Mayer Naoum Messer is a distinguished inventor based in Bievres, France. He holds a remarkable portfolio of 17 patents that showcase his contributions to the field of chemistry, particularly in the development of heterocyclic compounds with significant pharmacological properties.

Latest Patents

Messer's latest patents include innovative heterocyclic compounds that possess various therapeutic applications. One notable patent describes heterocyclic compounds of the formula wherein the pyrroline ring and the symbols R1 and R2 together form an isoindoline. These compounds are particularly useful as tranquillizers, anti-convulsant agents, decontracturants, and agents to produce hypnosis. Another significant patent involves new oxathiino- and dithiino-aminoacetic acids, which serve as valuable intermediates for the preparation of therapeutically active derivatives, especially cephalosporin derivatives.

Career Highlights

Throughout his career, Mayer Naoum Messer has worked with prominent companies such as Rhone-Poulenc S.A. and Rhone-Poulenc Industries. His work in these organizations has contributed to advancements in pharmaceutical chemistry and the development of new therapeutic agents.

Collaborations

Messer has collaborated with notable colleagues, including Claude Jeanmart and Claude Cotrel, further enhancing his research and innovation in the field.

Conclusion

Mayer Naoum Messer's contributions to the field of chemistry through his patents and collaborations have made a significant impact on the development of new therapeutic agents. His work continues to influence the pharmaceutical industry and improve healthcare outcomes.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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