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Ober-Mörlen, Germany

Rudolf Pistorius

This inventor holds 15 USPTO granted patents, primarily in Chemical Processes. Top assignee: Hoechst Aktiengesellschaft. Active years: 1977-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rudolf Pistorius. Retrieved from https://idiyas.com/inventor/rudolf-pistorius

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 61(Granted Patents)


Location History:

  • Wehrheim, DE (1977 - 1978)
  • Benniehausen, DE (1977 - 1978)
  • Ober-Morlen, Taunus, DE (1979)
  • Ober-Moorlen, DE (1980)
  • Ober-Morlen, DE (1979 - 1983)
  • Hunstetten, DE (1985 - 1989)

Company Filing History:

goldMedal15 out of 6,705 
 
Hoechst Aktiengesellschaft
 patents

Years Active: 1977-1989

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Areas of Expertise:
Paraffinsulfonates
Hydroquinone Derivatives
Bipolar Electrode
N-Vinyl-N-Alkyl-Carboxylic Acid Amides
Chlorinated Hydroquinone
Cyclohexene Dione
P-Benzoquinone Diketals
Anodic Processes
Tetramethyl Compounds
Alkoxyethyl-Carboxylic Acids
15 patents (USPTO):Explore Patents
1. 4808343 - Process for isolating paraffinsulfonates with a low alkali metal sulfate (1989-02-28),
2. 4680147 - Process for the isolation under mild conditions of paraffinsulfonate and (1987-07-14),
3. 4557873 - Process for isolating paraffinsulfonates and sulfuric acid of low alkali (1985-12-10),
4. 4518537 - Process for isolating paraffinsulfonate from the reaction mixture (1985-05-21),
5. 4404082 - Bipolar electrode for anodic processes in undivided cells (1983-09-13),
6. 4322271 - Process for the preparation of N-vinyl-N-alkyl-carboxylic acid amides (1982-03-30),
7. 4288300 - Process for the manufacture of N-.alpha.-alkoxyethyl-carboxylic acid (1981-09-08),
8. 4214104 - Use of cyclohexene-(1)-dione-(3,6)-tetraalkyl diketals (1980-07-22),
9. 4204076 - Hydroquinone dimethyl ether (1980-05-20),
10. 4161614 - Process for the preparation of cyclohexane dione-(1,4)-tetramethyl (1979-07-17),
11. 4160109 - Cyclohexene-(1)-dione-(3,6)-tetraalkyldiketals and process (1979-07-03),
12. 4082809 - P-Benzoquinone diketals (1978-04-04),
13. 4066708 - Process for preparing chlorinated hydroquinone dimethyl ethers (1978-01-03),
14. 4057586 - Process for the manufacture of hydroquinone dimethyl ethers (1977-11-08),
15. 4046652 - Process for preparing p-benzoquinone diketals (1977-09-06),

Title: Rudolf Pistorius: Innovator in Paraffin Chemistry

Introduction

Rudolf Pistorius is a notable inventor based in Ober-Morlen, Germany. He has made significant contributions to the field of paraffin chemistry, holding a total of 15 patents. His work focuses on processes that enhance the efficiency of chemical reactions involving paraffins and sulfonates.

Latest Patents

Among his latest patents is a process for isolating paraffinsulfonates with a low alkali metal sulfate. This innovative method involves the use of alcohols to separate alkanesulfonates from paraffin-sulfoxidation reaction mixtures. The process is designed to minimize the production of alkali metal sulfate, thereby reducing the loss of alkali metal ions and the consumption of alkali metal hydroxide for neutralization. Another significant patent details a method for the isolation of paraffinsulfonate under mild conditions from aqueous reaction mixtures. This process effectively removes sulfur dioxide and utilizes aliphatic alcohols and organic solvents to achieve a high-quality product phase containing paraffinsulfonates.

Career Highlights

Rudolf Pistorius has been associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has not only advanced the understanding of paraffin chemistry but has also contributed to the development of more sustainable chemical processes.

Collaborations

Throughout his career, Pistorius has collaborated with esteemed colleagues such as Michael Mitzlaff and Jurgen Cramer. These partnerships have fostered innovation and have been instrumental in the successful development of his patented processes.

Conclusion

Rudolf Pistorius stands out as a key figure in the field of paraffin chemistry, with a strong portfolio of patents that reflect his innovative spirit. His contributions continue to influence the industry and pave the way for future advancements in chemical processes.

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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