Lapsed Sep 30, 2022 on the fee record · High confidence
20-year base term ends Jun 17, 2029
Second maintenance fee unpaid; grace period ended.
Held by Otonomy, Inc.
Filed Jun 17, 2009 as application 12/486,697 · Granted Sep 30, 2014
Base term, 20 years from filing, plus 475 days of patent term adjustment (USPTO delay)
Today
Lapsed Sep 30, 2022
2009
2030
Clock starts
Jun 17, 2009
Jun 17, 2009
No longer in force
Sep 30, 2022
Sep 30, 2022
Granted
Sep 30, 2014
Sep 30, 2014
Term would have run to
Oct 5, 2030
Oct 5, 2030
base term
patent term adjustment
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
475
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
2
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 Oct 5, 2030: its 20-year base term plus 475 days of term 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 Jun 17, 2009, when this application, 12/486,697, was filed | Jun 17, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +475 days, USPTO patent term adjustment record | Oct 5, 2030 | 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 | lapsed Sep 30, 2022 | High confidence |
| Computed term end | The steps above, in order | Sep 30, 2022 | High confidence |
This family
| US 8,846,770 | this patent Sep 2022 | Sep 2022 |
| US 10,232,044 | In force Dec 2029 | Dec 2029 |
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 21, 2009 Reel 23128, frame 816 | Lichter, Jay; Vollrath, Benedikt; Duron, Sergio G.; Piu, Fabrice; Dellamary, Luis A.; Ye, Qiang; Lebel, Carl; Scaife, Michael Christopher; Trammel, Andrew M. | Otonomy, Inc. | Assignment of Assignor's Interest |
| Aug 21, 2009 Reel 23128, frame 886 | Harris, Jeffrey P. | The Regents of the University of California | 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 475 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
53
later US patents cite this one
That is top 10% of utility patents granted in 2014 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.