% Expired Patents = 100.0

CIPO Patents = 3

EPO Patents = 23

Trademarks = 1

Forward Citations = 22

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18 inventors (with patents filed for the assignee):

Peter Hilgraf (3 out of 6 patents)

Reiner Fruehling (2 out of 2 patents)

Volker Goecke (2 out of 2 patents)

4. Matthias Raabe (1 out of 1 patent)

5. Tobias Gehle (1 out of 1 patent)

6. Ansgar Reismann (1 out of 1 patent)

7. Ernst Gaser (1 out of 1 patent)

8. Jens-Peter Thiel (1 out of 3 patents)

9. Dietrich Schumpe (1 out of 1 patent)

10. Hans-Dieter Nolde (1 out of 1 patent)

11. Volker Göcke (1 out of 2 patents)

12. Mario Dikty (1 out of 1 patent)

13. Thomas Staak (1 out of 6 patents)

14. Uwe Sprinz (1 out of 1 patent)

15. Hartmut Meyer (1 out of 11 patents)

7 patents: Sort by Forward Citations

1. 10556806 - Two-stage calcination method, and plant for same (2020-02-11),

2. 9903657 - Device for treating, in particular cooling, bulk material using a gas (2018-02-27),

3. 9340455 - Method and system for the production of hard plaster (2016-05-17),

4. 8573895 - Unloading plant for low-lying storage bunkers (2013-11-05),

5. 8517290 - Installation and process for the milling-drying and storage of brown coal (2013-08-27),

6. 8348556 - Solids distributor for injection plants, blast furnaces and the like (2013-01-08),

7. 7886457 - Cooler for bulk material having a sealing device between adjoining conveying planks (2011-02-15),

Company Overview

Claudius Peters Projects GmbH is a global engineering and equipment supplier for the cement and gypsum industries. With over 100 years of experience, the company provides innovative solutions for material handling, storage, grinding, and conveying. Their advanced technologies and services have helped cement plants and other industrial facilities worldwide to optimize their processes and improve efficiency.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#5 in Buxtehude

#4,861 in Germany

Buxtehude, Germany

Claudius Peters Projects Gmbh

Forward Citations = 22

18 inventors:

Peter Hilgraf (3 out of 6 patents)

Reiner Fruehling (2 out of 2 patents)

Volker Goecke (2 out of 2 patents)

4. Matthias Raabe (1 out of 1 patent)

5. Tobias Gehle (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Claudius Peters Projects Gmbh. Retrieved from https://idiyas.com/company/claudius-peters-projects

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

3 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

23 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]