% Expired Patents = 100.0

EPO Patents = 4

Forward Citations = 34

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5 inventors (with patents filed for the assignee):

Matti Sällberg (11 out of 39 patents)

Lars Frelin (4 out of 8 patents)

Jonas Soderholm (3 out of 3 patents)

4. Anders Vahlne (2 out of 12 patents)

5. Maria Perdomo (2 out of 6 patents)

6. Margaret Sallberg Chen (0 patent)

11 patents: Sort by Forward Citations

1. 8883169 - Immunogen platform (2014-11-11),

2. 8658179 - Glycosylated specificity exchangers (2014-02-25),

3. 8445663 - Compositions and methods that enhance an immune response (2013-05-21),

4. 8303956 - Glycosylated specificity exchangers (2012-11-06),

5. 8258275 - Immunogen platform (2012-09-04),

6. 8163712 - Hepatitis C virus codon optimized non-structural NS3/4A fusion gene (2012-04-24),

7. 8163547 - Hepatitis C virus codon optimized non-structural NS3/4A fusion gene (2012-04-24),

8. 8158602 - Hepatitis C virus codon optimized non-structural NS3/4A fusion gene (2012-04-17),

9. 8071561 - Immunogen platform (2011-12-06),

10. 7968697 - Hepatitis C virus non-structural NS3/4A fusion gene (2011-06-28),

11. 7943149 - Hepatitis C virus codon optimized non-structural NS3/4A fusion gene (2011-05-17),

Company Overview

Chrontech Pharma AB is a biotechnology company based in Huddinge, Sweden, specializing in the development of innovative therapies for viral infections. The company focuses on advancing its proprietary technology platforms to create novel antiviral treatments, particularly targeting chronic viral diseases. With a commitment to research and development, Chrontech aims to address significant unmet medical needs through its cutting-edge approaches in drug discovery and development, contributing to the global fight against viral infections.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

11 Patents

#4 in Huddinge

#555 in Sweden

#51,714 in the World

Huddinge, Sweden

Chrontech Pharma Ab

Forward Citations = 34

5 inventors:

Matti Sällberg (11 out of 39 patents)

Lars Frelin (4 out of 8 patents)

Jonas Soderholm (3 out of 3 patents)

4. Anders Vahlne (2 out of 12 patents)

5. Maria Perdomo (2 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chrontech Pharma Ab. Retrieved from https://idiyas.com/company/chrontech-pharma-ab

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]

4 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]