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Mitigating Communication Risk by Detecting Similarity to a Trusted Message Contact

US 9,847,973 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Aug 10, 2021 (Golub Capital Markets LLC).

Lapsed Dec 19, 2025 on the fee record · High confidence

Second maintenance fee unpaid; grace period ended.

Filed Mar 8, 2017 as application 15/453,737 · Granted Dec 19, 2017
Base term, 20 years from filing
Today
Lapsed Dec 19, 2025
2017 2037
Clock starts
Mar 8, 2017
No longer in force
Dec 19, 2025
Granted
Dec 19, 2017
Term would have run to
Mar 8, 2037
base term after the term ends 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
None
Term adjustment
No prosecution delay on this record.
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.
15
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to Mar 8, 2037: its 20-year base term, with no adjustment for prosecution delay. 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 Mar 8, 2017, when this application, 15/453,737, was filedMar 8, 2037High 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 events1 of 3 maintenance fees paidlapsed Dec 19, 2025High confidence
Computed term endThe steps above, in orderDec 19, 2025High confidence

This family

US 9,847,973this patent
Dec 2025
Dec 2025
US 10,805,270In force
Mar 2037
Mar 2037
Application PCT/US2017/039114PCT application
no patent term
no patent term
US 10,326,735In force
Mar 2037
Mar 2037
US 11,936,604In force
Mar 2037
Mar 2037
Application PCT/US2017/057924PCT application
no patent term
no patent term
US 10,805,314In force
no later than Sep 2038
no later than Sep 2038
Application PCT/US2018/032985PCT application
no patent term
no patent term
8 of 15 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 8, 2017
Reel 41510, frame 726
Jakobsson, Bjorn Markus; Loder, Theodore C.; Rideout, Jacob R.; Jakobsson, Arthur Kwan; Jones, Michael L.Agari Data, Inc.Assignment of Assignor's Interest
Aug 10, 2021
Reel 57157, frame 206
Agari Data, Inc.Jefferies Finance LLC, as Collateral AgentFirst Lien Intellectual Property Security Agreement
Aug 10, 2021
Reel 57157, frame 265
Agari Data, Inc.Golub Capital Markets LLC, as Collateral AgentSecond Lien Intellectual Property Security Agreement
Aug 14, 2025
Reel 72471, frame 665
Golub Capital Markets LLC (as Existing Agent)Acquiom Agency Services LLC (as Successor Collateral Agent)Assignment of Intellectual Property Security Agreement
Nov 21, 2025
Reel 73662, frame 811
Acquiom Agency Services LLCAgari Data, Inc.Termination and Release of Second Lien Intellectual Property Security Interest Recorded at Reel/Frame 57157/0265
Nov 24, 2025
Reel 73769, frame 945
Jefferies Finance LLCAgari Data, Inc.Termination and Release of First Lien Intellectual Property Security Interest Recorded at Reel/Frame 57157/0206

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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