The Patent Finder
US

LED Emitter for Optical Traffic Control Systems

US 7,982,631 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Aug 13, 2026 (National Bank of Canada).

Term ends Apr 6, 2029 · High confidence

Filed Mar 19, 2009 as application 12/407,349 · Granted Jul 19, 2011
Base term plus 294 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2008 2029
Clock starts
Jun 16, 2008
Term ends
Apr 6, 2029
Granted
Jul 19, 2011
base term patent term adjustment 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
294
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.
3
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 294 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 16, 2008, when application 12/139,959, the earliest non-provisional in its chain, was filed (this one was filed Mar 19, 2009)Jun 16, 2028High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+294 days, USPTO patent term adjustment recordApr 6, 2029High 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 orderApr 6, 2029High confidence

This family

US 7,808,401In force
Mar 2029
Mar 2029
US 7,982,631this patent
Apr 2029
Apr 2029
US 8,072,346In force
no later than Feb 2029
no later than Feb 2029
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 16, 2009
Reel 22556, frame 658
Schwartz, Mark; Hall, TimothyGlobal Traffic Technologies, LLC.Assignment of Assignor's Interest
Jun 28, 2013
Reel 30713, frame 134
Freeport Financial LLCGarrison Loan Agency Services LLCAssignment of Patent Security Agreement
Aug 9, 2016
Reel 39386, frame 217
Garrison Loan Agency Services LLCGlobal Traffic Technologies, LLCRelease of Security Interest
Jul 7, 2023
Reel 64183, frame 966
Global Traffic Technologies, LLCComerica BankSecurity Interest
Mar 21, 2024
Reel 66861, frame 273
Global Traffic Technologies, LLCExport Development CanadaSecurity Interest
Mar 7, 2025
Reel 70446, frame 609
Global Traffic Technologies, LLCMiovision Technologies US, LLCChange of Name
Apr 30, 2025
Reel 71129, frame 664
Global Traffic Technologies, LLCMiovision Technologies US, LLCCorrective Assignment to Correct the Street Address and Zip Code Previously Recorded on Reel 70446 Frame 609. Assignor(S) Hereby Confirms the Change of Name.
Aug 6, 2026
Reel 75549, frame 978
Fifth Third Bank, National AssocationMiovision Technologies US, LLCRelease of Security Interest
Aug 6, 2026
Reel 75551, frame 77
Export Development CanadaMiovision Technologies US, LLCRelease of Security Interest
Aug 13, 2026
Reel 76382, frame 479
Miovision Technologies US, LLCNational Bank of CanadaSecurity 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 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