The Patent Finder
US

Method and System for Secure Over-The-Top Live Video Delivery

US 10,477,257 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jun 22, 2032 · High confidence

Held by Ericsson AB
Filed Mar 2, 2018 as application 15/910,911 · Granted Nov 12, 2019
Base term, 20 years from filing
Today
20 years from filing
2012 2032
Clock starts
Jun 22, 2012
Term ends
Jun 22, 2032
Granted
Nov 12, 2019
base term 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,751,807, to Jun 22, 2032. The term already ends on or before that date, so the cap shortened nothing.
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.
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 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. 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 Jun 22, 2012, when application 13/530,997, the earliest non-provisional in its chain, was filed (this one was filed Mar 2, 2018)Jun 22, 2032High 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 8,751,807)resolves to Jun 22, 2032, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJun 22, 2032High confidence

This family

US 8,751,807In force
Jul 2032
Jul 2032
US 9,313,178In force
Jun 2032
Jun 2032
US 9,912,975In force
Jun 2032
Jun 2032
US 10,477,257this patent
Jun 2032
Jun 2032
US 11,122,313In force
no later than Jun 2032
no later than Jun 2032
US 11,483,604In force
Jun 2032
Jun 2032
US 12,244,881In force
no later than Jun 2032
no later than Jun 2032
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 2, 2019
Reel 49058, frame 673
Azuki Systems, Inc.Ericsson ABAssignment 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.

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