The Patent Finder
US

Systems, Methods and Computer Program Products for Mobility Management in Hybrid Satellite/Terrestrial Wireless Communications Systems

US 8,249,585 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Oct 12, 2010 (Wilmington Trust FSB).

Term ends Dec 5, 2026 · Medium confidence

Why Medium: A parent in the chain could not be resolved.

Filed Mar 1, 2010 as application 12/715,070 · Granted Aug 21, 2012
Base term plus 54 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2006 2026
Clock starts
Oct 12, 2006
Term ends
Dec 5, 2026
Granted
Aug 21, 2012
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
54
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
76
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 54 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Oct 12, 2006, when application 11/548,825, the earliest non-provisional in its chain, was filed (this one was filed Mar 1, 2010); a parent in its chain could not be resolved (the next row)Oct 12, 2026High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+54 days, USPTO patent term adjustment recordDec 5, 2026High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderDec 5, 2026Medium confidence

This family

US 6,892,068Term ended
May 2023
May 2023
US 6,859,652Term ended
Feb 2023
Feb 2023
US 6,684,057Term ended
Sep 2022
Sep 2022
US 7,039,400Term ended
no later than Sep 2023
no later than Sep 2023
US 6,999,720Term ended
Aug 2023
Aug 2023
US 7,181,161Term ended
Aug 2023
Aug 2023
US 7,006,789Term ended
Aug 2023
Aug 2023
US 7,031,702Term ended
Jun 2023
Jun 2023
8 of 76 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
Sep 3, 2010
Reel 24938, frame 4
Tronc, Jerome; Calamarte, Christian; Mouly, Michel; Dutta, SantanuMobile Satellite Ventures, LPAssignment of Assignor's Interest
Sep 3, 2010
Reel 24938, frame 54
Mobile Satellite Ventures, LPAtc Technologies, LLCAssignment of Assignor's Interest
Oct 12, 2010
Reel 25126, frame 120
Atc Technologies, LLCWilmington Trust Fsb, As Collateral TrusteeSecurity Agreement
Jun 14, 2011
Reel 26438, frame 603
Lightsquared LP; Atc Technologies, LLC; Lightsquared Inc. of Virginia; Lightsquared Subsidiary LLCWilmington Trust Fsb, As Collateral TrusteeSecurity Agreement
Jan 22, 2016
Reel 37573, frame 939
Atc Technologies, LLCCredit Suisse AG, Cayman Islands BranchSecurity Agreement (First Lien)
Jan 22, 2016
Reel 37573, frame 963
Atc Technologies, LLCJefferies Finance LLCSecurity Agreement (Second Lien)
Sep 11, 2020
Reel 53755, frame 916
Atc Technologies, LLCJefferies Finance LLCSecurity Interest
Oct 22, 2020
Reel 54214, frame 165
Credit Suisse AG, Cayman Islands BranchCortland Capital Market Services LLCAssignment of Security Interest
Oct 26, 2020
Reel 54297, frame 444
Jefferies Finance LLCAtc Technologies, LLCRelease of Security Interest
Oct 26, 2020
Reel 54297, frame 724
Cortland Capital Market Services LLCLigado Networks LLC; Atc Technologies, LLCRelease of Security Interest
Oct 26, 2020
Reel 54298, frame 1
Jefferies Finance LLC; Ligado Networks LLC; Atc Technologies, LLCU.S. Bank National AssociationU.S. Assignment of and Amendment to Intellectual Property Security Agreement
Oct 26, 2020
reel/frame not recorded
Cortland Capital Market Services LLCLigado Networks LLCRelease of Security Interest
Oct 26, 2020
reel/frame not recorded
Cortland Capital Market Services LLCAtc Technologies, LLCRelease of Security Interest
Oct 30, 2020
Reel 54262, frame 207
Atc Technologies, LLCU.S. Bank National Association, as Collateral TrusteeSecond Lien Patent Security Agreement
Oct 30, 2020
Reel 54262, frame 295
Atc Technologies, LLCU.S. Bank National Association, as Collateral TrusteeFirst Lien Patent Security Agreement
Dec 28, 2022
Reel 62230, frame 806
Atc Technologies, LLCU.S. Bank National AssociationSecurity Interest
Mar 3, 2023
Reel 62952, frame 826
U.S. Bank National Association, as Existing Collateral AgentU.S. Bank Trust Company, National Association, as Successor Collateral AgentU.S. Assignment of and Amendment to Intellectual Property Security Agreements
Dec 13, 2024
Reel 69631, frame 485
U.S. Bank National Association; Ligado Networks LLC; Atc Technologies, LLCU.S. Bank Trust Company, National Association, as Successor Collateral AgentAssignment of and Amendment to Intellectual Property Security Agreements

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