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Trostberg, Germany

Suddeutsche Kalkstickstoff-werke Aktiengesellschaft

USPTO Granted Patents = 13

Trademarks = 1

Forward Citations = 91

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28 inventors (with patents filed for the assignee):

Heinrich Rock (4 out of 9 patents)

Alfred Freissmuth (4 out of 10 patents)

Alois Aignesberger (3 out of 10 patents)

4. Walter Meichsner (3 out of 14 patents)

5. Horst Michaud (3 out of 3 patents)

6. Erich Pfluger (3 out of 3 patents)

7. Stefan Weiss (2 out of 17 patents)

8. Hans-Gunter Rosenbauer (2 out of 5 patents)

9. Paul Bornmann (2 out of 2 patents)

10. Wolfgang Ullrich (2 out of 3 patents)

11. Josef Seeholzer (2 out of 2 patents)

12. Horst Prietzel (2 out of 2 patents)

13. Raymund Sindermann (2 out of 2 patents)

14. Heinrich Rellermeyer (2 out of 7 patents)

15. Werner Gmohling (1 out of 11 patents)

13 patents: Sort by Forward Citations

1. 4270954 - Inorganic fibers (1981-06-02),

2. 4159906 - Method and composition for the desulfurization of molten metals (1979-07-03),

3. 4154606 - Composition and method for the desulfurization of molten iron (1979-05-15),

4. 4126664 - Stabilized cyanamide solutions (1978-11-21),

5. 4126470 - Light concrete and method of preparing the same (1978-11-21),

6. 4078915 - Method and composition for the desulfurization of molten metals (1978-03-14),

7. 4069383 - Method of preparing melamine from cyanamide and/or dicyandiamide (1978-01-17),

8. 4054601 - Method of recovering purified glycolic acid from its contaminated (1977-10-18),

9. 4049442 - Composition for desulfurizing iron melts (1977-09-20),

10. 3985696 - Process of preparing aqueous solutions of melamine-formaldehyde (1976-10-12),

11. 3941734 - Process for preparing a sulfite modified melamine resin solution (1976-03-02),

12. 3933755 - Melamine, formaldehyde, thiourea and diol ether thermosetting resin and (1976-01-20),

13. 3931316 - Method of preparing O-methyl-isourea hydrogen sulfate and (1976-01-06),

Suddeutsche Kalkstickstoff-werke AG is a leading producer of calcium cyanamide, lime and limestone products. Established in 1878, the company has a long history of supplying high-quality products to various industries including agriculture, construction and environmental protection. With a strong focus on sustainability and innovation, Suddeutsche Kalkstickstoff-werke AG is committed to providing solutions that meet the needs of their customers while minimizing environmental impact.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

13 Patents

#5 in Trostberg

#3,065 in Germany

#43,639 in the World

Trostberg, Germany

Suddeutsche Kalkstickstoff-werke Aktiengesellschaft

Forward Citations = 91

28 inventors:

Heinrich Rock (4 out of 9 patents)

Alfred Freissmuth (4 out of 10 patents)

Alois Aignesberger (3 out of 10 patents)

4. Walter Meichsner (3 out of 14 patents)

5. Horst Michaud (3 out of 3 patents)

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