Term ended Feb 18, 2024 · High confidence
20-year base term ended Aug 8, 2023
USPTO later recorded it as expired for non-payment on May 13, 2024.
Held by Cochlear Limited
Filed Jan 13, 2017 as application 15/406,190 · Granted Apr 7, 2020
Base term plus 194 days of patent term adjustment (USPTO delay)
Today
Term ended Feb 18, 2024
2003
2026
Clock starts
Aug 8, 2003
Aug 8, 2003
Term ended
Feb 18, 2024
Feb 18, 2024
Granted
Apr 7, 2020
Apr 7, 2020
base term
patent term adjustment
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
194
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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 runs 194 days past its 20-year base term on 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 Aug 8, 2003, when application PCT/AU2003/001004, the earliest non-provisional in its chain, was filed (this one was filed Jan 13, 2017) | Aug 8, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +194 days, USPTO patent term adjustment record | Feb 18, 2024 | 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 | No maintenance fee can end the term early | term ended | High confidence |
| USPTO status record | Recorded as expired for non-payment on May 13, 2024, after the term ended | no change | High confidence |
| Computed term end | The steps above, in order | Feb 18, 2024 | High confidence |
This family
| US 9,545,522 | In force Oct 2027 | Oct 2027 |
| US 10,610,691 | this patent 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 | Term ended 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.
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 |
|---|---|---|---|
| Aug 29, 2017 Reel 43432, frame 8 | Gibson, Peter; Johansen, Lars Vendelbo | Cochlear Limited | Assignment of Assignor's Interest |
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.
What's changing
Note
The 194 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is above the median of utility patents granted in 2020 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.