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System and Method for a Cooperative Conversational Voice User Interface

US 8,073,681 In force
OverviewFamilyAssignmentsSources & methods

Term ends Feb 14, 2030 · High confidence

Filed Oct 16, 2006 as application 11/580,926 · Granted Dec 6, 2011
Base term plus 1217 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2006 2030
Clock starts
Oct 16, 2006
Term ends
Feb 14, 2030
Granted
Dec 6, 2011
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
1,217
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.
10
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 1217 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 Oct 16, 2006, when this application, 11/580,926, was filedOct 16, 2026High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1217 days, USPTO patent term adjustment recordFeb 14, 2030High 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 orderFeb 14, 2030High confidence

This family

US 8,073,681this patent
Feb 2030
Feb 2030
Application PCT/US2007/081481PCT application
no patent term
no patent term
US 8,515,765Term ended
Oct 2026
Oct 2026
US 9,015,049Term ended
Oct 2026
Oct 2026
US 10,297,249In force
Aug 2027
Aug 2027
US 10,755,699Term ended
Oct 2026
Oct 2026
US 11,222,626In force
Jun 2027
Jun 2027
US 10,515,628Term ended
Oct 2026
Oct 2026
8 of 10 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
Jan 5, 2007
Reel 18774, frame 247
Baldwin, Larry; Freeman, Tom; Tjalve, Michael; Ebersold, Blane; Weider, ChrisVoicebox Technologies, Inc.Assignment of Assignor's Interest
Apr 7, 2014
Reel 32620, frame 956
Voicebox Technologies, Inc.Voicebox Technologies CorporationMerger
Dec 22, 2017
Reel 44949, frame 948
Voicebox Technologies CorporationOrix Growth Capital, LLCSecurity Interest
Apr 5, 2018
Reel 45581, frame 630
Orix Growth Capital, LLCVoicebox Technologies CorporationRelease of Security Interest
Jul 25, 2018
Reel 46456, frame 128
Voicebox Technologies CorporationVB Assets, LLCNunc Pro Tunc Assignment
Apr 12, 2019
Reel 48872, frame 831
VB Assets, LLCDelphi Asset Management CorporationSecurity Interest
Jun 13, 2019
Reel 49459, frame 596
Delphi Asset Management CorporationVB Assets, LLCRelease of Security Interest
Jan 22, 2020
Reel 51581, frame 216
VB Assetts LLCNuance Communications, Inc.Assignment of Assignor's Interest
Sep 22, 2020
Reel 53851, frame 873
Voicebox Technologies CorporationVB Assets, LLCCorrective Assignment to Correct the Assignor's Name and Assignee's Name Previously Recorded at Reel: 051581 Frame: 0216. Assignor(S) Hereby Confirms the Assignment of Assignor's Interest..
Apr 8, 2025
Reel 70767, frame 583
VB Assets, LLCContingency Capital Fund a LPSecurity Interest
May 13, 2026
Reel 74649, frame 467
Contingency Capital Fund a LPVB Assets, LLCRelease of Security 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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