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Controlled Release Auris Sensory Cell Modulator Compositions and Methods for the Treatment of Otic Disorders

US 8,496,957 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Jul 30, 2025 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Jul 16, 2009 as application 12/504,553 · Granted Jul 30, 2013
Base term, 20 years from filing, plus 652 days of patent term adjustment (USPTO delay)
Today
Lapsed Jul 30, 2025
2009 2031
Clock starts
Jul 16, 2009
No longer in force
Jul 30, 2025
Granted
Jul 30, 2013
Term would have run to
Apr 29, 2031
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
652
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
7
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 Apr 29, 2031: its 20-year base term plus 652 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jul 16, 2009, when this application, 12/504,553, was filedJul 16, 2029High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+652 days, USPTO patent term adjustment recordApr 29, 2031High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Jul 30, 2025High confidence
Computed term endThe steps above, in orderJul 30, 2025High confidence

This family

US 8,496,957this patent
Jul 2025
Jul 2025
Application PCT/US2009/051078PCT application
no patent term
no patent term
Application PCT/US2009/067552PCT application
no patent term
no patent term
US 8,575,122In force
May 2030
May 2030
US 9,066,855Lapsed on the fee record
Jun 2023
Jun 2023
US 9,808,460Lapsed on the fee record
Nov 2021
Nov 2021
Application 14/795,825Abandoned
not computed
not computed
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.
RecordedAssignorAssigneeConveyance
Sep 17, 2009
Reel 23248, frame 136
Lichter, Jay; Vollrath, Benedikt; Duron, Sergio G.; Piu, Fabrice; Dellamary, Luis A.; Ye, Qiang; Lebel, Carl; Trammel, Andrew M.; Scaife, Michael ChristopherOtonomy, Inc.Assignment of Assignor's Interest
Sep 17, 2009
Reel 23248, frame 154
Harris, Jeffrey P.The Regents of the University of CaliforniaAssignment 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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