Term ends Apr 6, 2040 · High confidence

Computed 20-year base term

Held by T Stamp Inc.

Filed Apr 6, 2020 as application 16/841,269 · Granted Apr 12, 2022

Base term, 20 years from filing

Today

20 years from filing

Term ends Apr 6, 2040

2020 2040

Clock starts
Apr 6, 2020

Term ends
Apr 6, 2040

Granted
Apr 12, 2022

base term fee events 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.

None

Terminal disclaimer

No disclaimer on this record.

1 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.

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. 1 of 3 maintenance fees is 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 this application, 16/841,269, was filed	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	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	1 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	this patent 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	In force 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
Dec 10, 2021 Reel 58355, frame 57	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.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Apr 2040

Term ends Apr 6, 2040. Maintenance fees still fall due before then

Citations

later US patents cite this one

That is top 10% of utility patents granted in 2022 in our data, the only group it is compared against. 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.

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