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Freiburg, Germany

Rhodia Acetow Gmbh

USPTO Granted Patents = 19

% Expired Patents = 21.1

CIPO Patents = 1

EPO Patents = 7

Trademarks = 1

Forward Citations = 105

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24 inventors (with patents filed for the assignee):

Armin Stein (6 out of 9 patents)

Thomas Krumrey (5 out of 7 patents)

Dirk Hölter (4 out of 7 patents)

4. Jana Lubkoll (4 out of 6 patents)

5. Andreas Hummel (4 out of 7 patents)

6. Philippe Lapersonne (3 out of 3 patents)

7. Ties Karstens (3 out of 9 patents)

8. Guainumbi Medeiros (1 out of 1 patent)

9. Renata Brito (1 out of 3 patents)

10. Dietmar Kern (1 out of 2 patents)

11. Carsten Habeck (1 out of 1 patent)

12. Jean-Francois Viot (1 out of 2 patents)

13. Gerard Mignani (1 out of 41 patents)

14. Wolfgang Koppe (1 out of 5 patents)

15. Dieter Ruf (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 11920260 - Polymer composition comprising basic additive, process and articles comprising said polymer composition (2024-03-05),

2. 11618830 - Acylated starch derivatives and use thereof (2023-04-04),

3. 11352716 - Polymer composition comprising basic additive, process and articles comprising said polymer composition (2022-06-07),

4. 11254834 - Coating or inks compositions comprising starch derivatives, their uses and substrates comprising such compositions (2022-02-22),

5. 11028035 - Method and device for purifying acetone/water mixtures by means of double-effect distillation (2021-06-08),

6. 10851214 - Polymer gels, method of preparation and uses thereof (2020-12-01),

7. 10793305 - Method for producing a packed filter tow bale (2020-10-06),

8. 10626193 - Acylation process (2020-04-21),

9. 10538597 - Acylation process (2020-01-21),

10. 10106485 - Process for the manufacture of carboxylic anhydride (2018-10-23),

11. 10104907 - Highly cohesive composite polymer materials, preparation thereof and, E.G., cigarette filters comprising same (2018-10-23),

12. 10017449 - Process for the recovery of carboxylic acid and wood treatment process (2018-07-10),

13. 8769785 - Method for producing multiple fibre strips in parallel and apparatus for executing said method (2014-07-08),

14. 7198695 - Method for separating hemicelluloses from a biomass containing hemicelluloses and biomass and hemicelluloses obtained by said method (2007-04-03),

15. 6776168 - Disintegratable cigarette filter (2004-08-17),

Company Overview

Rhodia Acetow GmbH, located in Freiburg, Germany, specializes in the production of high-performance cellulose acetate products. The company focuses on developing innovative solutions for various applications, including filtration, textiles, and packaging. With a commitment to sustainability, Rhodia Acetow integrates advanced technologies in its manufacturing processes, ensuring quality and environmental responsibility. The organization plays a significant role in the global market, contributing to advancements in material science and engineering.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#20 in Freiburg

#2,295 in Germany

#32,663 in the World

Freiburg, Germany

Rhodia Acetow Gmbh

Forward Citations = 105

24 inventors:

Armin Stein (6 out of 9 patents)

Thomas Krumrey (5 out of 7 patents)

Dirk Hölter (4 out of 7 patents)

4. Jana Lubkoll (4 out of 6 patents)

5. Andreas Hummel (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rhodia Acetow Gmbh. Retrieved from https://idiyas.com/company/rhodia-acetow

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]

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