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US 8,385,472 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Feb 26, 2025 on the fee record · High confidence

Third maintenance fee unpaid; grace period ended.

Filed Apr 11, 2011 as application 13/084,439 · Granted Feb 26, 2013
Base term, 20 years from filing
Today
Lapsed Feb 26, 2025
2007 2027
Clock starts
Sep 24, 2007
No longer in force
Feb 26, 2025
Granted
Feb 26, 2013
Term would have run to
Sep 24, 2027
base term 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
None
Term adjustment
No prosecution delay on this record.
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.
3
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 Sep 24, 2027: its 20-year base term, with no 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 Sep 24, 2007, when application 11/902,532, the earliest non-provisional in its chain, was filed (this one was filed Apr 11, 2011)Sep 24, 2027High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidlapsed Feb 26, 2025High confidence
Computed term endThe steps above, in orderFeb 26, 2025High confidence

This family

US 7,924,938In force
Jun 2029
Jun 2029
US 8,385,472this patent
Feb 2025
Feb 2025
US 8,923,441In force
Sep 2027
Sep 2027
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
Aug 29, 2022
Reel 60921, frame 206
Altera Canada Ltd.; Intel of Canada, Ltd.Intel of Canada, Ltd.Merger and Change of Name
Aug 29, 2022
Reel 61333, frame 7
Altera Canada Co.Altera Canada Ltd.Change of Name
Aug 29, 2022
Reel 61334, frame 500
Intel of Canada, Ltd.Intel Technology of Canada, Ltd.Change of Name
Oct 10, 2022
Reel 61359, frame 223
Intel Technology of Canada, Ltd.Intel Technology of Canada, ULCChange of Name
Oct 10, 2022
Reel 61368, frame 947
Intel Technology of Canada, ULCIntel CorporationAssignment of Assignor's Interest
Jan 19, 2024
Reel 66353, frame 886
Intel CorporationAltera CorporationAssignment 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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