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Pku Pulverkautschuk Union Gmbh

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USPTO Granted Patents = 10

% Expired Patents = 10.0

Forward Citations = 65

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10 inventors (with patents filed for the assignee):

Reinhard Stober (9 out of 23 patents)

Uwe Ernst (6 out of 9 patents)

Udo Görl (5 out of 5 patents)

4. Matthias Schmitt (4 out of 8 patents)

5. Hartmut Lauer (4 out of 4 patents)

6. Andreas Gouw (3 out of 3 patents)

7. Udo Goerl (3 out of 12 patents)

8. Thomas Trempler (1 out of 1 patent)

9. Hans-Jürgen Smigerski (1 out of 1 patent)

10. Udo Gorl (1 out of 7 patents)

10 patents: Sort by Forward Citations

1. 6825262 - Pulvurent rubber comprising carbon black filler, process for their preparation and application (2004-11-30),

2. 6822036 - Rubber powders which contain large amounts of fillers, a process for preparing them and the use thereof (2004-11-23),

3. 6720369 - Modified rubber powders comprising silicatic fillers prepared from precipitation suspensions, process for their preparation and their use (2004-04-13),

4. 6713534 - Rubber powders having pulverulent silicatic fillers and prepared from rubbers present in organic solvents, a process for their preparation, and their use (2004-03-30),

5. 6562883 - Process for preparing carbon-black-filled rubber powders based on aqueous polymer-latex emulsions (2003-05-13),

6. 6548584 - Pulverulent rubber powder containing filler, process of the production thereof and use thereof (2003-04-15),

7. 6433064 - Rubber powder compositions and process for the production thereof (2002-08-13),

8. 6348522 - Process for the continuous preparation of rubber powders and a device for carrying out the process (2002-02-19),

9. 6340724 - Powdered rubber containing modified fillers, process for the production thereof and use thereof (2002-01-22),

10. 6329449 - Pulverulent rubber powders comprising modified fillers, processes for their preparation and their use (2001-12-11),

Company Overview

Pku Pulverkautschuk Union GmbH specializes in the development and production of high-quality rubber compounds, particularly in the field of powdered rubber. The company focuses on innovative solutions for various applications, including automotive, industrial, and consumer products. With a commitment to sustainability and advanced manufacturing processes, Pku Pulverkautschuk Union serves a diverse clientele, leveraging its expertise in material science to meet evolving market demands. The company is headquartered in Marl, Germany, positioning it strategically within the European market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#10 in Marl

#3,757 in Germany

#56,119 in the World

Pku Pulverkautschuk Union Gmbh

Forward Citations = 65

10 inventors:

Reinhard Stober (9 out of 23 patents)

Uwe Ernst (6 out of 9 patents)

Udo Görl (5 out of 5 patents)

4. Matthias Schmitt (4 out of 8 patents)

5. Hartmut Lauer (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pku Pulverkautschuk Union Gmbh. Retrieved from https://idiyas.com/company/pku-pulverkautschuk-union

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]

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