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Rheinfelden, Germany

Tfl Ledertechnik Gmbh

USPTO Granted Patents = 8

EPO Patents = 16

Trademarks = 10

Forward Citations = 12

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36 inventors (with patents filed for the assignee):

Jens Fennen (4 out of 4 patents)

Juergen Reiners (2 out of 4 patents)

Catherine Gabagnou (2 out of 2 patents)

4. Grigore Daniel Herta (2 out of 2 patents)

5. Nina Schulte (2 out of 2 patents)

6. Leonardus Strijbos (2 out of 2 patents)

7. Guenter Kaster (1 out of 1 patent)

8. Uwe Borowski (1 out of 1 patent)

9. Rafael Grosch (1 out of 3 patents)

10. Nina Schulte-Gauczinski (1 out of 1 patent)

11. Eric Kientz (1 out of 1 patent)

12. Florian Döppert (1 out of 1 patent)

13. Bernhard Jansen (1 out of 30 patents)

14. Peter Eigen (1 out of 1 patent)

15. Campbell Thomas Page (1 out of 2 patents)

8 patents: Sort by Forward Citations

1. 11851722 - Chromium tanning agents (2023-12-26),

2. 11365456 - Method for producing hydrophobicizing leather treatment agents (2022-06-21),

3. 10815542 - Tanning composition and method based on an acetal of an aldehydic tanning agent (2020-10-27),

4. 10604813 - Tanning composition and method based on an acetal of an aldehydic tanning agent (2020-03-31),

5. 10087497 - Process for retanning leather (2018-10-02),

6. 8357207 - Leather treatment and agent (2013-01-22),

7. 7250456 - Composition and its use for imparting water repellency to leather or furskins, textiles and other fibrous materials (2007-07-31),

8. 6916348 - Dyed leather and method for dyeing tanned leather (2005-07-12),

Tfl Ledertechnik GmbH is a global leader in the development and production of innovative leather chemicals and solutions for the leather industry. With over 140 years of experience, Tfl offers a wide range of products and services to enable tanneries to produce high-quality leather efficiently and sustainably. The company is committed to continuous innovation, quality, and sustainability in every aspect of its operations.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

8 Patents

#1 in Rheinfelden

#4,365 in Germany

Rheinfelden, Germany

Tfl Ledertechnik Gmbh

Forward Citations = 12

36 inventors:

Jens Fennen (4 out of 4 patents)

Juergen Reiners (2 out of 4 patents)

Catherine Gabagnou (2 out of 2 patents)

4. Grigore Daniel Herta (2 out of 2 patents)

5. Nina Schulte (2 out of 2 patents)

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