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US

Lipid Nanoparticle Compositions and Uses Thereof

US 12,582,611 In force
OverviewFamilyAssignmentsSources & methods

Term ends Dec 1, 2043 · Low confidence

Filed Mar 1, 2024 as application 18/593,245 · Granted Mar 24, 2026
Base term, 20 years from filing
Today
20 years from filing
2023 2043
Clock starts
Dec 1, 2023
Term ends
Dec 1, 2043
Granted
Mar 24, 2026
base term 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 12,133,923, to Dec 1, 2043. The term already ends on or before that date, so the cap shortened nothing.
0 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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 3 maintenance fees are paid so far. Confidence: Low. 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 Dec 1, 2023, when application PCT/US2023/082205, the earliest non-provisional in its chain, was filed (this one was filed Mar 1, 2024); a parent in its chain could not be resolved (the next row)Dec 1, 2043High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 12,133,923)resolves to Dec 1, 2043, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidIn forceHigh confidence
Further caveats on recordThe record names parents not resolved: PCTUS2023082205Low confidence overallLow confidence
Computed term endThe steps above, in orderDec 1, 2043Low confidence

This family

Application PCT/US2023/082205PCT application
no patent term
no patent term
US 12,133,923In force
Dec 2043
Dec 2043
US 12,582,611this patent
Dec 2043
Dec 2043
US 12,337,068In force
no later than Dec 2043
no later than Dec 2043
Application 19/400,701Pending
not computed
not computed
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
May 1, 2024
Reel 67278, frame 418
Hennig, Mirko; Alfaifi, Ali Ahmed; Mohapatra, Sakya Sing; Ishimaru, Daniella; Kharitonov, Vladimir Grigor'evich; Baek, Julia Jung-un; Li, Shuang; Lockhart, David J.; Wustman, Brandon A.; Wang, Yufeng; Cefalu, Joseph S.Recode Therapeutics, 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 · 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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