Term ends Sep 27, 2036 · High confidence

Computed 20-year base term

Held by Alps Alpine Co., Ltd.

Filed Mar 26, 2018 as application 15/935,552 · Granted Jul 16, 2019

Base term, 20 years from filing

Today

20 years from filing

Term ends Sep 27, 2036

2016 2036

Clock starts
Sep 27, 2016

Term ends
Sep 27, 2036

Granted
Jul 16, 2019

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 Sep 27, 2016, when application PCT/JP2016/078455, the earliest non-provisional in its chain, was filed (this one was filed Mar 26, 2018)	Sep 27, 2036	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	Sep 27, 2036	High confidence

This family

US 10,411,355	In force Oct 2036	Oct 2036
US 10,863,929	In force Aug 2037	Aug 2037
US 10,354,815	this patent Sep 2036	Sep 2036
US 10,794,723	In force Aug 2037	Aug 2037
Application 15/935,570	Abandoned not computed	not computed
Application 15/936,829	Abandoned not computed	not computed
US 11,029,754	In force Oct 2038	Oct 2038
US 10,599,202	In force Mar 2037	Mar 2037

8 of 75 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
Mar 28, 2018 Reel 45366, frame 568	Miyamoto, Junichi	Alps Electric Co., Ltd.	Assignment of Assignor's Interest
Feb 11, 2019 Reel 48300, frame 827	Alps Electric Co., Ltd.	Alps Alpine Co., Ltd.	Change of Name

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

Sep 2036

Term ends Sep 27, 2036. Maintenance fees still fall due before then

Citations

later US patents cite this one

That is below the median of utility patents granted in 2019 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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