Term ends Feb 22, 2040 · High confidence

Computed 20-year base term

Held by Span.io, Inc.

Filed Aug 18, 2023 as application 18/235,571 · Granted Feb 25, 2025

Base term plus 10 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ends Feb 22, 2040

2020 2040

Clock starts
Feb 12, 2020

Term ends
Feb 22, 2040

Granted
Feb 25, 2025

base term Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

None

Terminal disclaimer

No disclaimer on this record.

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.

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 runs 10 days past its 20-year base term on prosecution delay. 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 Feb 12, 2020, when application 16/789,324, the earliest non-provisional in its chain, was filed (this one was filed Aug 18, 2023)	Feb 12, 2040	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+10 days, USPTO patent term adjustment record	Feb 22, 2040	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	0 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Feb 22, 2040	High confidence

This family

US 11,342,754	In force Feb 2040	Feb 2040
Application PCT/US2020/017993	PCT application no patent term	no patent term
US 11,770,006	In force Feb 2040	Feb 2040
US 12,237,689	this patent Feb 2040	Feb 2040
US 12,776,651	In force Feb 2040	Feb 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
Oct 27, 2023 Reel 65369, frame 811	Rao, Archan Padmanabhan; Conway, Chadwick; Weinstein, Jack Jester; Dimen, Ian	Span.io, Inc.	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.

Free plan: 3 watched companies. Pro: unlimited.

Alerts on its grants, lapses and transfers.

What's changing

Feb 2040

Term ends Feb 22, 2040. Maintenance fees still fall due before then

Note

The 10 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Citations

later US patents cite this one

Fewer than half of the utility patents granted in 2025 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.

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