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For the Inventor, By the Inventor

Hilden, Germany

Ask Chemicals Gmbh


USPTO Granted Patents = 49



Trademarks = 41

Forward Citations = 42

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64 inventors (with patents filed for the assignee):

goldMedal Christian Priebe (12 out of 14 patents)

silverMedal Heinz Deters (9 out of 9 patents)

bronzeMedal Diether Koch (8 out of 15 patents)

4.  Jens Müller (5 out of 7 patents)

5.  Xianping Wang (5 out of 8 patents)

6.  Martin Oberleiter (5 out of 5 patents)

7.  Joerg Kroker (4 out of 4 patents)

8.  Marcus Frohn (4 out of 4 patents)

9.  Henning Zupan (4 out of 4 patents)

10.  Antoni Gieniec (4 out of 4 patents)

11.  Jörg Körschgen (4 out of 4 patents)

12.  Ronald C Aufderheide (4 out of 11 patents)

13.  Dennis Bartels (3 out of 3 patents)

14.  Sritama Kar (3 out of 3 patents)

15.  Charles Conley Hoertz (3 out of 3 patents)


Core Competencies:
Polyurethane Binders
Phenolic Resins
Mold Release Agents
Casting Molds
Foundry Materials
Smoke-Reducing Additives
Layered Molding Techniques
Inorganic Binders
Non-Ferrous Casting
Thermal Regeneration
Casting Defect Reduction
Molding Material Mixtures

49 patents:

1. 12337381 - Riser (2025-06-24),
2. 12157163 - Sizing composition, method for coating a casting mould and use of the sizing composition for coating a casting mould (2024-12-03),
3. 12083584 - Halloysite clay as smoke-reducing additive for polyurethane-forming binder system (2024-09-10),
4. 12037444 - Phenolic resin binder with reduced formaldehyde content (2024-07-16),
5. 12023726 - Product for reducing sand adhesions (2024-07-02),
6. 11981807 - Mold release agent for metal casting, containing pinene epoxide and/or decene-1 oxide (2024-05-14),
7. 11858030 - Sizing composition for casting molds for metal casting, method for producing the casting molds, and casting molds provided with the sizing composition (2024-01-02),
8. 11759847 - Method for constructing molds and cores layer by layer by means of a binder containing water glass, and a binder containing water glass (2023-09-19),
9. 11738385 - Smoke-suppressing additive for polyurethane-forming binder system (2023-08-29),
10. 11648605 - Halloysite tubes in ester-cured phenolic bonded foundry shapes (2023-05-16),
11. 11466117 - Binder based on phenolic resins of the benzyl ether type, containing free phenol and free hydroxybenzyl alcohols (2022-10-11),
12. 11261027 - Lining sock for foundry molding mix chute (2022-03-01),
13. 11253912 - Method for producing three-dimensionally layered shaped bodies (2022-02-22),
14. 11225542 - Erosion resistant foundry shapes prepared with an epoxy-acrylate cold-box binder (2022-01-18),
15. 11213881 - Component system for producing cores and molds (2022-01-04),
Ask Chemicals is a leading supplier of foundry chemicals, binders, and coatings used in metal casting processes. With a strong focus on innovation and sustainability, Ask Chemicals offers a comprehensive product portfolio designed to optimize casting processes, enhance productivity, and reduce environmental impact. Headquartered in Hilden, Germany, Ask Chemicals operates globally, serving customers in more than 30 countries. For more information about their products and services, please visit their website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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49 Patents

#3 in Hilden

#1,104 in Germany

#13,865 in the World

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Hilden, Germany

Ask Chemicals Gmbh

Forward Citations = 42

64 inventors:

goldMedal Christian Priebe (12 out of 14 patents)

silverMedal Heinz Deters (9 out of 9 patents)

bronzeMedal Diether Koch (8 out of 15 patents)

4.  Jens Müller (5 out of 7 patents)

5.  Xianping Wang (5 out of 8 patents)

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