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For the Inventor, By the Inventor

Freiburg, Germany

Solvay Acetow Gmbh


USPTO Granted Patents = 8

% Expired Patents = 50.0


Trademarks = 1

Forward Citations = 8

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10 inventors (with patents filed for the assignee):

goldMedal Dirk Hölter (3 out of 7 patents)

silverMedal Andreas Hummel (3 out of 7 patents)

bronzeMedal Wolfgang Koppe (3 out of 5 patents)

4.  Jana Lubkoll (2 out of 6 patents)

5.  Armin Stein (2 out of 9 patents)

6.  Thomas Krumrey (2 out of 7 patents)

7.  Hans-Juergen Ehret (1 out of 1 patent)

8.  Daniel Amoros (1 out of 1 patent)

9.  Mathias Brehelin (1 out of 1 patent)

10.  Paul Rustemeyer (1 out of 3 patents)

11.  Dieter Ruf (1 patent)

12.  Martin Moser (2 patents)


8 patents:

1. 11041024 - Acylation process (2021-06-22),
2. 10889654 - Acylation process (2021-01-12),
3. 10239959 - Acylation process (2019-03-26),
4. 9856202 - Process for the recovery of carboxylic acid and wood treatment process (2018-01-02),
5. 9656940 - Process for the recovery of acetic acid (2017-05-23),
6. 9010338 - Biodegradable plastic and use thereof (2015-04-21),
7. 8986502 - Photodegradable paper and its use (2015-03-24),
8. 8697213 - Photodegradable plastics material and its use (2014-04-15),
Company Overview
Solvay Acetow Gmbh is a leading producer of cellulose acetate fibers, offering innovative solutions for various applications such as textiles, filtration, and technical applications. With a strong focus on sustainability and quality, Solvay Acetow Gmbh delivers high-performance fibers that meet the demanding requirements of its customers.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

8 Patents

#28 in Freiburg

#4,418 in Germany

Freiburg, DE
Freiburg, Germany

Solvay Acetow Gmbh

Forward Citations = 8

10 inventors:

goldMedal Dirk Hölter (3 out of 7 patents)

silverMedal Andreas Hummel (3 out of 7 patents)

bronzeMedal Wolfgang Koppe (3 out of 5 patents)

4.  Jana Lubkoll (2 out of 6 patents)

5.  Armin Stein (2 out of 9 patents)

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