% Expired Patents = 20.0

Trademarks = 1

Forward Citations = 4

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14 inventors (with patents filed for the assignee):

Hans Proppert (4 out of 5 patents)

Ulrich Sonnenborn (4 out of 4 patents)

Jürgen Malinka (3 out of 4 patents)

4. Jürgen Schulze (3 out of 4 patents)

5. Gabriele Blum-Oehler (2 out of 2 patents)

6. Jörg Hacker (2 out of 3 patents)

7. Jörg Hacker (1 out of 2 patents)

8. Tobias Oelschlaeger (1 out of 1 patent)

9. Sibylle Oswald (1 out of 1 patent)

10. Ernst Theodor Rietschel (1 out of 1 patent)

11. Ulrich Zähringer (1 out of 1 patent)

12. Artur Ulmer (1 out of 1 patent)

13. Heinz-Rudiger Vollbrecht (1 out of 23 patents)

14. Erwin Schutz (1 out of 10 patents)

5 patents: Sort by Forward Citations

1. 7993902 - [object Object] (2011-08-09),

2. 6833451 - Lipopolysaccharides (LPS) extracted from Escherichia coli (2004-12-21),

3. 6489107 - Method for identifying Escherichia coli strain DSM 6601 (2002-12-03),

4. 6376185 - DNA sequences of genes from fimbriae d'escherichia coli strain DSM 6601 (2002-04-23),

5. 5093123 - Process for the removal of pesticides from ginseng roots (1992-03-03),

Company Overview

Pharma-zentrale GmbH is a leading pharmaceutical company in Germany, specializing in the manufacturing and distribution of high-quality medications. With a focus on innovation and customer satisfaction, Pharma-zentrale is dedicated to improving the health and well-being of patients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#3 in Herdecke

#6,097 in Germany

Herdecke, Germany

Pharma-Zentrale Gmbh

Forward Citations = 4

14 inventors:

Hans Proppert (4 out of 5 patents)

Ulrich Sonnenborn (4 out of 4 patents)

Jürgen Malinka (3 out of 4 patents)

4. Jürgen Schulze (3 out of 4 patents)

5. Gabriele Blum-Oehler (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pharma-Zentrale Gmbh. Retrieved from https://idiyas.com/company/pharma-zentrale

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]