Forward Citations = 139

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3 inventors (with patents filed for the assignee):

Richard Bryan Jotcham (2 out of 4 patents)

Gerald Sidney Payne (1 out of 3 patents)

David Edwards (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6085903 - Security packaging (2000-07-11),

2. 5465301 - Security threads (1995-11-07),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#1,095 in London

#6,532 in United Kingdom

London, United Kingdom

Portals (Bathford) Limited

Forward Citations = 139

3 inventors:

Richard Bryan Jotcham (2 out of 4 patents)

Gerald Sidney Payne (1 out of 3 patents)

David Edwards (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Portals (Bathford) Limited. Retrieved from https://idiyas.com/company/portals-bathford

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]