% Expired Patents = 25.0

CIPO Patents = 3

EPO Patents = 6

Trademarks = 2

Forward Citations = 0

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11 inventors (with patents filed for the assignee):

Jorge M Fernandez (2 out of 10 patents)

Heinz Napierala (1 out of 5 patents)

Ludger Bosing (1 out of 3 patents)

4. Nelson Akaighe (1 out of 3 patents)

5. Christian W Jones (1 out of 5 patents)

6. Oliver Herzog (1 out of 4 patents)

7. Thu Hien Nguyen (1 out of 6 patents)

8. Sabine Scherf (1 out of 1 patent)

9. Michael Ruffmann (1 out of 1 patent)

10. Wolfgang Breuer (1 out of 1 patent)

11. Renke Rommerskirchen (1 out of 1 patent)

12. Scott D Allen (69 patents)

13. Daniel T Plummer (2 patents)

14. Kip D Sharp (1 patent)

15. Ramesh Varadaraj (97 patents)

4 patents: Sort by Forward Citations

1. 11578254 - Alkyl alkoxylated carboxylate salts as steam foam additives for heavy oil recovery (2023-02-14),

2. 11441095 - Use of polymeric additives for paraffin-containing fluids (2022-09-13),

3. 11124688 - Composition comprising an alkoxylated amine compound and a carboxylic acid compound, use thereof in water in oil emulsions and process using the composition as or as part of a drilling fluid (2021-09-21),

4. 11084968 - Compositions and methods for treating oil and gas wells (2021-08-10),

Company Overview

Sasol Chemicals GmbH is a leading manufacturer and supplier of high-quality chemicals and petrochemical products. With a focus on innovation and sustainability, we provide a wide range of products for various industries including plastics, rubber, and oil & gas. Our state-of-the-art facilities and dedicated team ensure exceptional quality and service to meet our customers' needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#157 in Hamburg

#7,037 in Germany

Hamburg, Germany

Sasol Chemicals Gmbh

Forward Citations = 0

11 inventors:

Jorge M Fernandez (2 out of 10 patents)

Heinz Napierala (1 out of 5 patents)

Ludger Bosing (1 out of 3 patents)

4. Nelson Akaighe (1 out of 3 patents)

5. Christian W Jones (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sasol Chemicals Gmbh. Retrieved from https://idiyas.com/company/sasol-chemicals

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

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]

3 patents (CIPO):

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]

6 patents (EPO):

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]