Term ended Aug 8, 2023 · High confidence
20-year base term ended Aug 8, 2023
USPTO later recorded it as expired for non-payment on Oct 19, 2026.
Held by Cochlear Limited
Filed Jun 28, 2021 as application 17/361,126 · Granted Sep 13, 2022
Base term, 20 years from filing
Today
Term ended Aug 8, 2023
2003
2026
Clock starts
Aug 8, 2003
Aug 8, 2003
Term ended
Aug 8, 2023
Aug 8, 2023
Granted
Sep 13, 2022
Sep 13, 2022
base term
after the term ends
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 9,545,522, to Aug 8, 2023. The term already ends on or before that date, so the cap shortened nothing.
None due
Maintenance fees
This term ends before the first maintenance fee's grace period does, 4 years from grant, so no fee can end it early.
8
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. 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 Aug 8, 2003, when application PCT/AU2003/001004, the earliest non-provisional in its chain, was filed (this one was filed Jun 28, 2021) | Aug 8, 2023 | 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 | Disclaimer resolved from the filed document (refs US 9,545,522) | resolves to Aug 8, 2023, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | No maintenance fee can end the term early | term ended | High confidence |
| USPTO status record | Recorded as expired for non-payment on Oct 19, 2026, after the term ended | no change | High confidence |
| Computed term end | The steps above, in order | Aug 8, 2023 | High confidence |
This family
| US 9,545,522 | In force Oct 2027 | Oct 2027 |
| US 10,610,691 | Term ended Feb 2024 | Feb 2024 |
| US 11,045,655 | Term ended Feb 2024 | Feb 2024 |
| Application 16/841,131 | Abandoned not computed | not computed |
| US 11,439,834 | this patent Aug 2023 | Aug 2023 |
| Application 17/478,022 | Abandoned not computed | not computed |
6 of 8 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.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,545,522, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2022 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.