Term ends Dec 7, 2037 · High confidence

Computed 20-year base term

Held by Flatfrog Laboratories AB

Filed Feb 15, 2022 as application 17/671,648 · Granted Jan 9, 2024

Base term, 20 years from filing

Today

20 years from filing

Term ends Dec 7, 2037

2017 2037

Clock starts
Dec 7, 2017

Term ends
Dec 7, 2037

Granted
Jan 9, 2024

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

None

Term adjustment

No prosecution delay on this record.

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 is its 20-year base term, with no adjustment for 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 Dec 7, 2017, when application PCT/SE2017/051233, the earliest non-provisional in its chain, was filed (this one was filed Feb 15, 2022)	Dec 7, 2037	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	0 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Dec 7, 2037	High confidence

This family

US 10,282,035	In force Dec 2037	Dec 2037
Application 16/191,050	Abandoned not computed	not computed
US 11,281,335	In force Dec 2037	Dec 2037
US 10,775,935	In force Dec 2037	Dec 2037
US 11,579,731	In force Dec 2037	Dec 2037
US 11,868,568	this patent Dec 2037	Dec 2037
US 11,914,819	In force Dec 2037	Dec 2037
US 11,907,480	In force Dec 2037	Dec 2037

8 of 13 applications in this family shown, earliest filings first. 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
Nov 27, 2023 Reel 65667, frame 439	Kocovski, Aleksander; Bergström, Hakan; Thorvinger, Jens	Flatfrog Laboratories AB	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

Dec 2037

Term ends Dec 7, 2037. Maintenance fees still fall due before then

Citations

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.

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