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For the Inventor, By the Inventor

Gersthofen, Germany

Norbert Mayer

USPTO Granted Patents = 24

Average Co-Inventor Count = 3.0

ph-index = 7

Forward Citations = 132(Granted Patents)


Location History:

  • Augsburg, DE (1976 - 1977)
  • Gersthofen, DE (1978 - 1980)
  • Gablingen, DE (1979 - 1981)
  • Frankfurt-am-Main, DE (1987)

Company Filing History:

goldMedal24 out of 6,662 
 
Hoechst Aktiengesellschaft
 patents

Years Active: 1976-1987

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24 patents (USPTO):Explore Patents
1. 4650915 - Process for preparing p-chlorotoluene and/or m-chlorotoluene (1987-03-17),
2. 4308362 - Copolymers of substituted piperidines, their manufacture and use (1981-12-29),
3. 4308195 - Epoxide resins containing phenol groups, their manufacture and their use (1981-12-29),
4. 4247449 - Urea derivatives, process for their manufacture and their use as light (1981-01-27),
5. 4239891 - Substituted piperidine hydroxamides, their preparation, and their use as (1980-12-16),
6. 4229382 - Glycerol phosphites esterified with phenolcarboxylic acids (1980-10-21),
7. 4220773 - Process for the manufacture of aza-spirodecanes (1980-09-02),
8. 4207270 - Phosphites of polyalcohols (1980-06-10),
9. 4191684 - Urea derivatives, their preparation, and their use as light stabilizers (1980-03-04),
10. 4168260 - N-substituted triaza-adamantanyl ureas as stabilizers for thermoplastic (1979-09-18),
11. 4162247 - Bis-(alkylphenyl)-alkanecarboxylic acid hydrazides, their preparation (1979-07-24),
12. 4142047 - Substituted triazaadmantane compounds (1979-02-27),
13. 4125501 - Phosphites of sugar alcohols and polymers stabilized therewith (1978-11-14),
14. 4125500 - Cyclic phosphites of sugar alcohols and polymers stabilized therewith (1978-11-14),
15. 4110334 - Derivatives of 1-oxa-3,8-diaza-spiro-[4,5]-decanes (1978-08-29),

Title: Norbert Mayer: A Pioneer in Chemical Innovations

Introduction

Norbert Mayer, based in Gersthofen, Germany, is an accomplished inventor in the field of chemical processes and polymer technology. With an impressive portfolio of 24 patents, he has made significant contributions to innovations that enhance the practical applications of various chemical compounds.

Latest Patents

Among his latest patents, two stand out for their unique approaches to chemical manufacturing. The first patent details a "Process for preparing p-chlorotoluene and/or m-chlorotoluene," which involves the ring-chlorination of toluene. This process utilizes specific methodologies to enable the further processing of the chlorination product, composed of mixed isomers. The second patent involves "Copolymers of substituted piperidines, their manufacture and use." This invention focuses on copolymers of polyalkyl piperidines, substituted by polymerizable groups, which are combined with olefinic comonomers like ethylene and styrene. These copolymers serve as light stabilizers for synthetic polymers with molecular weights ranging from 1,000 to 10,000, ensuring they do not migrate to the surface of the polymers.

Career Highlights

Norbert Mayer works at Hoechst Aktiengesellschaft, a renowned chemical company known for its innovative research and development in the field. Throughout his career, Mayer's breakthroughs have played a crucial role in advancing chemical processes that benefit various industries.

Collaborations

In his professional journey, Norbert has collaborated with notable individuals such as Gerhard Pfahler and Hartmut Wiezer. Their combined expertise has fostered an environment of innovation, leading to the successful development of several patents that enhance product stability and manufacturing processes.

Conclusion

Norbert Mayer’s contributions to chemical innovations highlight the importance of creativity and collaboration in research and development. His patents not only showcase his inventive spirit but also mark significant advancements within the chemical industry, solidifying his status as a prominent inventor.

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