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Light Source of Light Emitting Diode

US D634,863 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Mar 22, 2025 · High confidence

Filed Jan 10, 2008 as application 29/294,459 · Granted Mar 22, 2011
Base term, 14 years from grant
Today
14 years from grant
Term ended Mar 22, 2025
2011 2026
Clock starts
Mar 22, 2011
Term ended
Mar 22, 2025
base term after the term ends Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 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.
14 years from grant
Base term
No maintenance fees are payable on this kind of patent.
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 base term, 14 years from grant, with no adjustment for prosecution delay. No maintenance fees are payable on this kind of patent. 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, 14 years from grantGranted Mar 22, 2011Mar 22, 2025High 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
Computed term endThe steps above, in orderMar 22, 2025High confidence

This family

US D634,863this patent
Mar 2025
Mar 2025
US D656,906Term ended
Apr 2026
Apr 2026
US D671,661In force
Nov 2026
Nov 2026
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 25, 2008
Reel 20558, frame 550
Leung, Chi-wingCotco Luminant Device LimitedAssignment of Assignor's Interest
Mar 4, 2008
Reel 20601, frame 371
Cotco Luminant Device, Ltd.Cree Hong Kong LimitedChange of Name
May 7, 2008
Reel 20916, frame 613
Cotco Luminant Device LimitedCree Hong Kong LimitedAssignment of Assignor's Interest
Jul 27, 2021
Reel 56990, frame 571
Cree Hong Kong LimitedCreeled, Inc.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

No maintenance fees are payable on this kind of patent, so the record carries no fee events.

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