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US

Methods of Generating Natural Killer Cells

US 8,926,964 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jul 13, 2031 · High confidence

Filed Jul 13, 2011 as application 13/182,250 · Granted Jan 6, 2015
Base term, 20 years from filing
Today
20 years from filing
2011 2031
Clock starts
Jul 13, 2011
Term ends
Jul 13, 2031
Granted
Jan 6, 2015
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.
5
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 Jul 13, 2011, when this application, 13/182,250, was filedJul 13, 2031High 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 orderJul 13, 2031High confidence

This family

US 8,926,964this patent
Jul 2031
Jul 2031
US 9,464,274Lapsed on the fee record
Oct 2024
Oct 2024
Application 15/262,515Abandoned
not computed
not computed
Application 17/733,321Abandoned
not computed
not computed
4 of 5 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
Dec 14, 2011
Reel 27386, frame 326
Hariri, Robert J.; Heidaran, Mohammad A.; Jasko, Stephen; Kang, Lin; Law, Eric; Pal, Ajai; Stout, Bhavani; Voskinarian-berse, Vanessa; Zeitlin, Andrew; Zhang, XiaokuiAnthrogenesis CorporationAssignment of Assignor's Interest
Nov 8, 2017
Reel 44413, frame 680
Anthrogenesis CorporationClarity Acquisition II LLCMerger
Nov 9, 2017
Reel 44780, frame 261
Clarity Acquisition II LLCCelularity, Inc.Assignment of Assignor's Interest
Oct 30, 2025
Reel 73705, frame 109
Celularity Inc.Celeniv Pte. Ltd.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 · 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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