Term ends Dec 9, 2026 · High confidence
20-year base term ended May 8, 2026
Held by Nintendo Co., Ltd.
Filed Feb 3, 2015 as application 14/613,151 · Granted Dec 12, 2017
Base term plus 215 days of patent term adjustment (USPTO delay)
Today
2006
2026
Clock starts
May 8, 2006
May 8, 2006
Term ends
Dec 9, 2026
Dec 9, 2026
Granted
Dec 12, 2017
Dec 12, 2017
base term
patent term adjustment
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
215
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,050,533, to Dec 9, 2026. The term already ends on or before that date, so the cap shortened nothing.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
9
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 215 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 2 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 May 8, 2006, when application 11/429,250, the earliest non-provisional in its chain, was filed (this one was filed Feb 3, 2015) | May 8, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +215 days, USPTO patent term adjustment record | Dec 9, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,050,533) | resolves to Dec 9, 2026, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 9, 2026 | High confidence |
This family
| US 8,795,083 | Lapsed on the fee record Aug 2026 | Aug 2026 |
| US 9,050,533 | In force Jul 2028 | Jul 2028 |
| US 8,353,773 | Term ended May 2026 | May 2026 |
| US 9,050,536 | Term ended May 2026 | May 2026 |
| US 9,839,850 | this patent Dec 2026 | Dec 2026 |
| US 9,731,205 | Lapsed on the fee record Aug 2025 | Aug 2025 |
| US 9,895,614 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 9,884,256 | Lapsed on the fee record Feb 2026 | Feb 2026 |
8 of 9 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
Dec 2026
Term ends Dec 9, 2026. No further fees fall due before then
Note
The 215 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,050,533, ends no earlier than this term, so it caps nothing.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2017 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.