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Ladenburg, Germany

Benckiser-knapsack Gmbh

USPTO Granted Patents = 31

Trademarks = 1

Forward Citations = 225

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39 inventors (with patents filed for the assignee):

Klaus Sommer (11 out of 13 patents)

Guenter Raab (8 out of 10 patents)

Hermann Weber (6 out of 7 patents)

4. Wilhelm Spatz (4 out of 4 patents)

5. Viktor Specht (4 out of 4 patents)

6. Michael Vogt (4 out of 4 patents)

7. Alfred Kling (4 out of 4 patents)

8. Stephan G Kleemann (4 out of 4 patents)

9. Margarete Scholl (3 out of 5 patents)

10. Hans-Adolf Rohlfs (3 out of 4 patents)

11. Ulrike Schaetzke (3 out of 3 patents)

12. Ernst Hoeger (2 out of 2 patents)

13. Walter Klemm (2 out of 2 patents)

14. Frederich Meinhardt (2 out of 2 patents)

15. Gerhard Schonmann (2 out of 2 patents)

31 patents: Sort by Forward Citations

1. 4871578 - Hydroxylapatite coating on metal or ceramic (1989-10-03),

2. 4851557 - Copper-containing polymers, a process for their preparation and their (1989-07-25),

3. 4828766 - Process for the preparation of vinyldiphosphonic acid and salts thereof (1989-05-09),

4. 4780293 - Process for the production of Maddrell's salt (1988-10-25),

5. 4775385 - Process for dyeing leathers, water-soluble cationic polymers suitable (1988-10-04),

6. 4755367 - Process for the preparation of coarse-particle dicalcium phosphate (1988-07-05),

7. 4752354 - Process and composition for bleaching wood pulp (1988-06-21),

8. 4750906 - Process for the retanning of mineral tanned leather (1988-06-14),

9. 4526582 - Method for bleaching cellulose fibers with N-(hydroxy methyl)-1-amino (1985-07-02),

10. 4517208 - Composition for treating fish to increase fish yield (1985-05-14),

11. 4510068 - N-(hydroxy methyl)-1-amino alkane-1,1-diphosphonic acids as stabilizing (1985-04-09),

12. 4487655 - Process of and composition for de-inking waste paper as well as paper (1984-12-11),

13. 4431679 - Composition for treating fish fillet to increase yield and shelf life (1984-02-14),

14. 4347258 - Process for the preparation of a stable food product from lacteal (1982-08-31),

15. 4343779 - Process for the condensation of phosphate solids (1982-08-10),

Benckiser-Knapsack GmbH is a chemical manufacturing company based in Germany. With over 100 years of experience, the company specializes in producing high-quality chemical products for various industries including healthcare, agriculture, and consumer goods. They are committed to innovation, sustainability, and meeting the ever-evolving needs of their customers. Visit their website to learn more about their wide range of chemical solutions and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

31 Patents

#2 in Ladenburg (Neckar)

#1,595 in DT

#20,637 in the World

Ladenburg, Germany

Benckiser-knapsack Gmbh

Forward Citations = 225

39 inventors:

Klaus Sommer (11 out of 13 patents)

Guenter Raab (8 out of 10 patents)

Hermann Weber (6 out of 7 patents)

4. Wilhelm Spatz (4 out of 4 patents)

5. Viktor Specht (4 out of 4 patents)

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