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US 11,521,252 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded May 16, 2025 (Acquiom Agency Services LLC).

Term ends Jan 10, 2039 · High confidence

Held by Yext, Inc.
Filed Oct 31, 2018 as application 16/177,015 · Granted Dec 6, 2022
Base term plus 71 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2018 2039
Clock starts
Oct 31, 2018
Term ends
Jan 10, 2039
Granted
Dec 6, 2022
base term patent term adjustment 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
71
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
65
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 runs 71 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Oct 31, 2018, when this application, 16/177,015, was filedOct 31, 2038High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+71 days, USPTO patent term adjustment recordJan 10, 2039High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJan 10, 2039High confidence

This family

Application 61/227,520Pending
not computed
not computed
Application 61/229,820Pending
not computed
not computed
Application 61/241,174Pending
not computed
not computed
US 8,819,058In force
Aug 2032
Aug 2032
US 8,819,062In force
Jan 2032
Jan 2032
US 9,286,359In force
Jan 2032
Jan 2032
US 9,213,713In force
Jan 2032
Jan 2032
Application 14/670,992Abandoned
not computed
not computed
8 of 65 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
Mar 11, 2020
Reel 52149, frame 851
Yext, Inc.Silicon Valley Bank, As Administrative AgentPatent Security Agreement
Jan 11, 2022
Reel 58621, frame 938
Lerman, Howard; Caffrey, Kevin; Frailey, Catherine; Berry, Benjamin; Shaw, Maxwell; Penugonda, Akul; Ferrentino, Marc; Tran, Dan; Kennell, JonathanYext, Inc.Assignment of Assignor's Interest
May 15, 2025
Reel 71133, frame 325
First-Citizens Bank & Trust Company (as Successor to Silicon Valley Bank)Yext, Inc.Release of Security Interest
May 16, 2025
Reel 71295, frame 620
Yext, Inc.Acquiom Agency Services LLCSecurity 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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