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System and Method for Navigation Tracking of Individuals in a Group

US 7,741,968 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Aug 21, 2025 · High confidence

Filed Jun 20, 2008 as application 12/143,707 · Granted Jun 22, 2010
Base term plus 11 days of patent term adjustment (USPTO delay)
Today
20 years from filing
Term ended Aug 21, 2025
2005 2026
Clock starts
Aug 10, 2005
Term ended
Aug 21, 2025
Granted
Jun 22, 2010
base term after the term ends 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
11
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.
4
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 11 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Aug 10, 2005, when application 11/200,730, the earliest non-provisional in its chain, was filed (this one was filed Jun 20, 2008)Aug 10, 2025High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+11 days, USPTO patent term adjustment recordAug 21, 2025High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderAug 21, 2025High confidence

This family

US 7,412,325In force
Dec 2026
Dec 2026
US 7,741,968this patent
Aug 2025
Aug 2025
US 7,701,360Term ended
Aug 2025
Aug 2025
Application 90/019,771Pending
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
Oct 23, 2008
Reel 21726, frame 609
Tannenbaum, David H.; Tannenbaum, Mary C.Union Beach L.P.Assignment of Assignor's Interest
Dec 1, 2011
Reel 27308, frame 44
Tannenbaum, David H; Tannenbaum, Mary CUnion Beach Limited PartnershipCorrective Assignment to Correct the Assignee's Name Previously Recorded on Reel 021726 Frame 0609. Assignor(S) Hereby Confirms the Correct Name of Assignee..
Jan 8, 2012
Reel 27497, frame 436
Union Beach Limited PartnershipQ Particle Research Ltd. L.L.C.Assignment of Assignor's Interest
Dec 11, 2015
Reel 37273, frame 426
Q Particle Research Ltd. L.L.C.Chemtron Research LLCMerger
May 1, 2020
Reel 52547, frame 620
Chemtron Research LLCIntellectual Ventures Assets 160 LLCAssignment of Assignor's Interest
Jun 5, 2020
Reel 52853, frame 498
Intellectual Ventures Assets 160 LLCFleet Connect Solutions LLCAssignment 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.

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