The Patent Finder
US

System and Method for Secured Account Numbers in Proximity Devices

US 10,922,686 Term ended
OverviewFamilySources & methods

Term ended Apr 13, 2026 · Medium confidence

Filed Mar 28, 2019 as application 16/368,262 · Granted Feb 16, 2021
Base term plus 8 days of patent term adjustment (USPTO delay)
Today
20 years from filing
Term ended Apr 13, 2026
2006 2026
Clock starts
Apr 5, 2006
Term ended
Apr 13, 2026
Granted
Feb 16, 2021
base term after the term ends 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
8
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,289,999, to Apr 13, 2026. The term already ends on or before that date, so the cap shortened nothing.
1 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.
7
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 8 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. Confidence: Medium. 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 5, 2006, when application 11/398,887, the earliest non-provisional in its chain, was filed (this one was filed Mar 28, 2019); a parent in its chain could not be resolved (the next row)Apr 5, 2026High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+8 days, USPTO patent term adjustment recordApr 13, 2026High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,289,999)resolves to Apr 13, 2026, no earlier than this term, so no changeMedium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 1 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderApr 13, 2026Medium confidence

This family

Application PCT/US2006/034612PCT application
no patent term
no patent term
US 10,289,999In force
no later than Jun 2029
no later than Jun 2029
Application 14/275,715Abandoned
not computed
not computed
US 10,922,686this patent
Apr 2026
Apr 2026
US 11,605,074Term ended
May 2026
May 2026
US 12,045,812Term ended
Apr 2026
Apr 2026
6 of 7 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.

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 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited