Term ends Apr 6, 2040 · High confidence
20-year base term ends Apr 6, 2040
Held by T Stamp Inc.
Filed Mar 23, 2022 as application 17/702,355 · Granted Jan 30, 2024
Base term, 20 years from filing
Today
2020
2040
Clock starts
Apr 6, 2020
Apr 6, 2020
Term ends
Apr 6, 2040
Apr 6, 2040
Granted
Jan 30, 2024
Jan 30, 2024
base term
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,301,586, US 11,741,263, US 11,861,043, to Apr 6, 2040. The term already ends on or before that date, so the cap shortened nothing.
0 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 3 maintenance fees are paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Apr 6, 2020, when application 16/841,269, the earliest non-provisional in its chain, was filed (this one was filed Mar 23, 2022) | Apr 6, 2040 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 11,301,586, US 11,741,263, US 11,861,043) | resolves to Apr 6, 2040, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 6, 2040 | High confidence |
This family
| US 11,301,586 | In force Apr 2040 | Apr 2040 |
| US 11,861,043 | In force Apr 2040 | Apr 2040 |
| US 11,741,263 | In force Apr 2040 | Apr 2040 |
| US 11,886,618 | this patent Apr 2040 | Apr 2040 |
The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Mar 30, 2022 Reel 59437, frame 249 | Genner, Gareth Neville; Poh, Norman Hoon Thian | T Stamp Inc. | Assignment of Assignor's Interest |
| Nov 21, 2024 Reel 69362, frame 398 | T Stamp Inc. | Sentilink Corp. | Security Interest |
| Jan 17, 2025 Reel 69918, frame 538 | Sentilink Corp. | T Stamp Inc. | Release of Security Interest |
| Jul 2, 2025 Reel 71800, frame 427 | T Stamp Inc. | Streeterville Capital, LLC | Security Interest |
| Oct 6, 2025 Reel 73010, frame 488 | Streeterville Capital, LLC | T Stamp Inc. | Release of Security 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.
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Alerts on its grants, lapses and transfers.
What's changing
Apr 2040
Term ends Apr 6, 2040. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 11,301,586, US 11,741,263, US 11,861,043, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
Fewer than half of the utility patents granted in 2024 in our data have been cited yet, so we show the count and do not rank on it.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.