Term ends Jul 7, 2037 · Medium confidence

Computed 20-year base term

Why Medium: A parent in the chain could not be resolved.

Held by Socionext Inc.

Filed Aug 15, 2022 as application 17/887,913 · Granted Sep 19, 2023

Base term, 20 years from filing

Today

20 years from filing

Term ends Jul 7, 2037

2017 2037

Clock starts
Jul 7, 2017

Term ends
Jul 7, 2037

Granted
Sep 19, 2023

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.

No effect

Terminal disclaimer

Resolved from the filed document, referencing US 10,879,270, US 11,450,688, to Jul 7, 2037. 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.

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: Medium. 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 Jul 7, 2017, when application PCT/JP2017/024918, the earliest non-provisional in its chain, was filed (this one was filed Aug 15, 2022); a parent in its chain could not be resolved (the next row)	Jul 7, 2037	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	None on file	no change	High confidence
Terminal disclaimer cap	Disclaimer resolved from the filed document (refs US 10,879,270, US 11,450,688)	resolves to Jul 7, 2037, 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	Jul 7, 2037	Medium confidence

This family

US 10,879,270	In force Jul 2037	Jul 2037
US 11,450,688	In force Jul 2037	Jul 2037
US 11,764,224	this patent Jul 2037	Jul 2037
US 12,402,409	In force Jul 2037	Jul 2037

4 of 5 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.

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

Jul 2037

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

Terminal disclaimer

A terminal disclaimer resolved from the filed document, referencing US 10,879,270, US 11,450,688, ends no earlier than this term, so it caps nothing.

Citations

later US patent cites this one

That is below the median of utility patents granted in 2023 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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