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US

Quorum-Based Secure Authentication

US 12,335,725 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Aug 5, 2025 (Goldman Sachs Bank USA).

Term ends Apr 10, 2033 · High confidence

Filed Feb 12, 2024 as application 18/438,620 · Granted Jun 17, 2025
Base term, 20 years from filing
Today
20 years from filing
2013 2033
Clock starts
Apr 10, 2013
Term ends
Apr 10, 2033
Granted
Jun 17, 2025
base term 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,542,430, US 11,096,052, US 11,937,081, US 9,572,029, to Apr 10, 2033. The term already ends on or before that date, so the cap shortened nothing.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
6
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 1 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 Apr 10, 2013, when application 13/859,894, the earliest non-provisional in its chain, was filed (this one was filed Feb 12, 2024)Apr 10, 2033High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,542,430, US 11,096,052, US 11,937,081, US 9,572,029)resolves to Apr 10, 2033, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 1 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderApr 10, 2033High confidence

This family

US 9,572,029In force
Jan 2035
Jan 2035
US 10,542,430In force
Apr 2034
Apr 2034
US 11,096,052In force
Apr 2033
Apr 2033
US 11,937,081In force
Apr 2033
Apr 2033
US 12,335,725this patent
Apr 2033
Apr 2033
Application 19/237,987Pending
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
Apr 24, 2024
Reel 67214, frame 75
Ting, David M.t.; Gaudet, Edward J.Imprivata, Inc.Assignment of Assignor's Interest
May 20, 2025
Reel 71163, frame 273
Ting, David M.t.; Gaudet, Edward J.Imprivata, Inc.Assignment of Assignor's Interest
Aug 5, 2025
Reel 71933, frame 153
Imprivata, Inc.Goldman Sachs Bank USA, as Collateral AgentSecurity 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited