Lapsed Apr 3, 2026 on the fee record · Medium confidence
20-year base term ended Nov 2, 2026
Why Medium: A parent in the chain could not be resolved.
Second maintenance fee unpaid; grace period ended.
Nov 2, 2006
Apr 3, 2026
Apr 3, 2018
Its term would have run to Apr 3, 2023: its 20-year base term plus 384 days of term adjustment for prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Nov 2, 2006, when applications 10/545,833 and PCT/GB2004/000626, the earliest non-provisional applications in its chain, were filed (this one was filed Jul 1, 2015); a parent in its chain could not be resolved (the next row) | Nov 2, 2026 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +384 days, USPTO patent term adjustment record | Nov 21, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,931,199, US 7,946,490, US 8,269,793, US 8,544,731) | capped to Apr 3, 2023 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | lapsed Apr 3, 2026 | High confidence |
| Computed term end | The steps above, in order | Apr 3, 2026 | Medium confidence |
This family
| US 8,269,793 | In force Jan 2028 | Jan 2028 |
| US 7,946,490 | Term ended Jan 2024 | Jan 2024 |
| US 7,931,199 | Term ended Apr 2023 | Apr 2023 |
| US 9,934,503 | this patent Apr 2026 | Apr 2026 |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Sep 10, 2015 Reel 36536, frame 878 | Serverside Group Limited | Gemalto S.A. | Assignment of Assignor's Interest |
| Sep 22, 2015 Reel 36619, frame 862 | Elgar, Adam; Elgar, Tom | Serverside Group Limited | Assignment of Assignor's Interest |
| Aug 25, 2023 Reel 64716, frame 634 | Gemalto S.A. | Thales DIS France S.A. | Change of Name |
| Sep 12, 2023 Reel 64870, frame 162 | Thales DIS France S.A. | Thales DIS France SAS | Assignment of Assignor's Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
What's changing
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 7,931,199, US 7,946,490, US 8,269,793, US 8,544,731.