Lapsed Jul 11, 2025 on the fee record · High confidence
20-year base term ends Mar 24, 2028
Second maintenance fee unpaid; grace period ended.
Held by Canon Kabushiki Kaisha
Filed Jan 31, 2014 as application 14/169,348 · Granted Jul 11, 2017
Base term, 20 years from filing
Today
Lapsed Jul 11, 2025
2008
2028
Clock starts
Mar 24, 2008
Mar 24, 2008
No longer in force
Jul 11, 2025
Jul 11, 2025
Granted
Jul 11, 2017
Jul 11, 2017
Term would have run to
Mar 24, 2028
Mar 24, 2028
base term
after the term ends
fee events
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.
1 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.
23
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Mar 24, 2028: its 20-year base term, with no adjustment for prosecution delay. 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 Mar 24, 2008, when application 12/053,982, the earliest non-provisional in its chain, was filed (this one was filed Jan 31, 2014) | Mar 24, 2028 | 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 2 maintenance fees paid | lapsed Jul 11, 2025 | High confidence |
| Computed term end | The steps above, in order | Jul 11, 2025 | High confidence |
This family
| US 8,437,669 | In force Jul 2028 | Jul 2028 |
| US 8,688,008 | In force Mar 2028 | Mar 2028 |
| US 9,703,257 | this patent Jul 2025 | Jul 2025 |
| US 9,886,002 | Lapsed on the fee record Feb 2026 | Feb 2026 |
| US 9,817,333 | In force Dec 2027 | Dec 2027 |
| US 9,851,685 | Lapsed on the fee record Dec 2025 | Dec 2025 |
| US 9,857,766 | Lapsed on the fee record Jan 2026 | Jan 2026 |
| US 9,851,688 | Lapsed on the fee record Dec 2025 | Dec 2025 |
8 of 23 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.
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Alerts on its grants, lapses and transfers.
Citations
13
later US patents cite this one
That is top 25% 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.