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Implantable Microphone with Shaped Chamber

US 8,509,469 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Aug 13, 2021 on the fee record · High confidence

Second maintenance fee unpaid; grace period ended.

Filed Feb 18, 2011 as application 13/030,821 · Granted Aug 13, 2013
Base term, 20 years from filing, plus 183 days of patent term adjustment (USPTO delay)
Today
Lapsed Aug 13, 2021
2006 2026
Clock starts
Jan 20, 2006
No longer in force
Aug 13, 2021
Granted
Aug 13, 2013
Term would have run to
Jul 22, 2026
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
183
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,489,793, to Jul 22, 2026. The term already ends on or before that date, so the cap shortened nothing.
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.
4
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 Jul 22, 2026: its 20-year base term plus 183 days of term 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jan 20, 2006, when application 11/336,394, the earliest non-provisional in its chain, was filed (this one was filed Feb 18, 2011)Jan 20, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+183 days, USPTO patent term adjustment recordJul 22, 2026High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 7,489,793)resolves to Jul 22, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidlapsed Aug 13, 2021High confidence
Computed term endThe steps above, in orderAug 13, 2021High confidence

This family

US 7,489,793In force
Dec 2026
Dec 2026
Application PCT/US2006/009273PCT application
no patent term
no patent term
US 7,903,836Term ended
Oct 2026
Oct 2026
US 8,509,469this patent
Aug 2021
Aug 2021
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
Feb 18, 2011
Reel 25835, frame 121
Miller, Scott Allan, III; Schneider, Robert EdwinOtologics, LLCAssignment of Assignor's Interest
Oct 3, 2012
Reel 29072, frame 647
Otologics, L.l.c.Cochlear LimitedAssignment 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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