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US 9,038,147 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 11, 2028 · Medium confidence

Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,752,194), so the cap could be lower.

Held by Google LLC
Filed May 1, 2014 as application 14/267,837 · Granted May 19, 2015
Base term, 20 years from filing
Today
20 years from filing
2008 2028
Clock starts
Jun 11, 2008
Term ends
Jun 11, 2028
Granted
May 19, 2015
base term 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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,752,194, to Jun 11, 2028. The term already ends on or before that date, so the cap shortened nothing.
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.
3
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. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 Jun 11, 2008, when application 12/137,507, the earliest non-provisional in its chain, was filed (this one was filed May 1, 2014)Jun 11, 2028High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,752,194)resolves to Jun 11, 2028, no earlier than this term, so no changeMedium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 11, 2028Medium confidence

This family

US 8,243,924In force
Aug 2030
Aug 2030
US 8,752,194In force
no later than Jun 2028
no later than Jun 2028
US 9,038,147this patent
Jun 2028
Jun 2028
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
Dec 5, 2017
Reel 44695, frame 115
Google Inc.Google LLCChange of Name

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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