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Light-Emitting Element Having a Plurality of Light-Emitting Structures

US 9,768,227 In force
OverviewFamilyAssignmentsSources & methods

Term ends Aug 27, 2034 · High confidence

Filed Aug 27, 2014 as application 14/470,396 · Granted Sep 19, 2017
Base term, 20 years from filing
Today
20 years from filing
2014 2034
Clock starts
Aug 27, 2014
Term ends
Aug 27, 2034
Granted
Sep 19, 2017
base term fee events 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.
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.
16
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. 2 of 3 maintenance fees are paid so far. 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 Aug 27, 2014, when this application, 14/470,396, was filedAug 27, 2034High 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 paidIn forceHigh confidence
Computed term endThe steps above, in orderAug 27, 2034High confidence

This family

US 9,768,227this patent
Aug 2034
Aug 2034
US 9,337,394In force
Nov 2034
Nov 2034
US 9,461,209In force
no later than Nov 2034
no later than Nov 2034
US 9,761,774In force
Nov 2035
Nov 2035
US 10,411,162In force
Aug 2034
Aug 2034
US 10,153,402In force
Nov 2035
Nov 2035
US 10,319,780In force
Aug 2034
Aug 2034
US 10,991,854In force
Nov 2035
Nov 2035
8 of 16 applications in this family shown, earliest filings first. 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 27, 2014
Reel 33623, frame 181
Ou, Chen; Chang, Chun-wei; Wu, Chih-wei; Wang, Sheng-chih; Tsai, Hsin-mei; Tsai, Chia-chen; Chang, Chuan-chengEpistar CorporationAssignment of Assignor's Interest
Feb 26, 2026
Reel 75152, frame 1
Epistar CorporationEnnostar CorporationChange 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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