Annegret Terheiden

This inventor holds 13 USPTO granted patents and 13 published patent applications and 9 EPO patents. Top assignees: Evonik Operations Gmbh, Evonik Degussa Gmbh, Evonik Goldschmidt Corporation. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Annegret Terheiden. Retrieved from https://idiyas.com/inventor/annegret-terheiden

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 13 (Patent Applications = 13)

% Patents Active = 76.9

EPO Patents = 9 (Patent Applications = 26)

Average Co-Inventor Count = 4.1

ph-index = 5

Forward Citations = 129(Granted Patents)

Location History:

Duisburg, DE (2013 - 2014)
Alpen, DE (2016 - 2022)

Company Filing History:

7 out of 681

Evonik Operations Gmbh

Evonik Goldschmidt Corporation

patents

Years Active: 2013-2026

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12698376 - Depolymerization of polyurethanes under mild conditions (2026-08-04),

2. 12612503 - Depolymerization method for polyurethanes (2026-04-28),

3. 12458150 - Shaped PU foam articles (2025-11-04),

4. 12269916 - Production of PU foams (2025-04-08),

5. 12129329 - Production of polyurethane systems (2024-10-29),

6. 11332591 - Production of PU foams (2022-05-17),

7. 10995174 - Production of polyurethane systems (2021-05-04),

8. 9982085 - Production of polyurethane foams comprising polyolefin-based polyols (2018-05-29),

9. 9512271 - Silicone copolymers with pendant alkyl radicals attached via allyl glycidyl ether and related compounds, and use thereof as stabilizers for production of flexible polyurethane foams (2016-12-06),

10. 9505895 - Amines suitable for use in the manufacture of polyurethanes (2016-11-29),

11. 9328210 - Additive composition useful for controlling the foam properties in the production of flexible polyurethane foams containing polyols based on renewable raw materials (2016-05-03),

12. 8623984 - Compositions containing polyether-polysiloxane copolymers (2014-01-07),

13. 8349907 - Invention relates to the use of foam stabilizers, produced on the basis of sustainable raw materials, for prroducing polyurethane foams (2013-01-08),

Title: Annegret Terheiden: Innovator in Polyurethane Technology

Introduction

Annegret Terheiden is a prominent inventor based in Alpen, Germany. She has made significant contributions to the field of polyurethane technology, holding a total of 10 patents. Her innovative work focuses on the production of polyurethane foams and systems, showcasing her expertise in chemical processes.

Latest Patents

Among her latest patents, Terheiden has developed a process for producing polyurethane foams. This process involves reacting at least one polyol component with at least one isocyanate component in the presence of various catalysts. These catalysts facilitate the isocyanate-polyol and isocyanate-water reactions, as well as the trimerization of isocyanate. Additionally, she has created a method for producing polyurethane systems, which also utilizes polyol and isocyanate components, along with carrier materials and polyamines.

Career Highlights

Throughout her career, Annegret Terheiden has worked with notable companies such as Evonik Degussa GmbH and Evonik Operations GmbH. Her experience in these organizations has allowed her to refine her skills and contribute to advancements in polyurethane technology.

Collaborations

Some of her coworkers include Roland Hubel and Wilfried Knott. Their collaboration has likely played a role in the development of her innovative patents.

Conclusion

Annegret Terheiden's work in polyurethane technology exemplifies her dedication to innovation and her impact on the industry. Her patents reflect her expertise and commitment to advancing chemical processes in the production of polyurethane materials.

Profile summary based on public USPTO records.