% Expired Patents = 50.0

EPO Patents = 3

Forward Citations = 6

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2 inventors (with patents filed for the assignee):

Keith Alan Charlton (2 out of 10 patents)

Andrew Justin Radcliffe Porter (2 out of 5 patents)

Lorna Thornthwaite (0 patent)

4. Andrew Porter (0 patent)

5. Andrew Justin Radcliffe Haptogen Ltd Porter (0 patent)

6. Keith Alan Haptogen Ltd Charlton (0 patent)

7. Andrew Justin Radcliffe Haptogen Ltd Porter (0 patent)

8. Keith Alan Haptogen Ltd Charlton (0 patent)

9. Ian Haptogen Ltd Broadbent (0 patent)

2 patents: Sort by Forward Citations

#74 in Aberdeen

#6,532 in United Kingdom

Haptogen Ltd.

Forward Citations = 6

2 inventors:

Keith Alan Charlton (2 out of 10 patents)

Andrew Justin Radcliffe Porter (2 out of 5 patents)

Lorna Thornthwaite (0 patent)

4. Andrew Porter (0 patent)

5. Andrew Justin Radcliffe Haptogen Ltd Porter (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Haptogen Ltd.. Retrieved from https://idiyas.com/company/haptogen

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 (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]