Also listed on Voicebox Technologies Corporation, an earlier holder on the record. The recorded assignments below show how it moved.
Term ended Oct 16, 2026 · High confidence
20-year base term ended Oct 16, 2026
Held by Nuance Communications, Inc.
Filed Aug 19, 2013 as application 13/987,645 · Granted Apr 21, 2015
Base term, 20 years from filing
Today
Term ended Oct 16, 2026
2006
2026
Clock starts
Oct 16, 2006
Oct 16, 2006
Term ended
Oct 16, 2026
Oct 16, 2026
Granted
Apr 21, 2015
Apr 21, 2015
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. 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 is its 20-year base term, with no adjustment for prosecution delay. 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.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Oct 16, 2006, when application 11/580,926, the earliest non-provisional in its chain, was filed (this one was filed Aug 19, 2013) | Oct 16, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Oct 16, 2026 | High confidence |
This family
| US 8,073,681 | In force Feb 2030 | Feb 2030 |
| Application PCT/US2007/081481 | PCT application no patent term | no patent term |
| US 8,515,765 | Term ended Oct 2026 | Oct 2026 |
| US 9,015,049 | this patent Oct 2026 | Oct 2026 |
| US 10,297,249 | In force Aug 2027 | Aug 2027 |
| US 10,755,699 | Term ended Oct 2026 | Oct 2026 |
| US 11,222,626 | In force Jun 2027 | Jun 2027 |
| US 10,515,628 | Term 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.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Apr 30, 2014 Reel 32791, frame 675 | Baldwin, Larry; Freeman, Tom; Tjalve, Michael; Ebersold, Blane; Weider, Chris | Voicebox Technologies, Inc. | Assignment of Assignor's Interest |
| May 1, 2014 Reel 32796, frame 671 | Voicebox Technologies, Inc. | Voicebox Technologies Corporation | Merger |
| Dec 22, 2017 Reel 44949, frame 948 | Voicebox Technologies Corporation | Orix Growth Capital, LLC | Security Interest |
| Apr 5, 2018 Reel 45581, frame 630 | Orix Growth Capital, LLC | Voicebox Technologies Corporation | Release of Security Interest |
| Jul 25, 2018 Reel 46456, frame 128 | Voicebox Technologies Corporation | VB Assets, LLC | Nunc Pro Tunc Assignment |
| Apr 12, 2019 Reel 48872, frame 831 | VB Assets, LLC | Delphi Asset Management Corporation | Security Interest |
| Jun 13, 2019 Reel 49459, frame 596 | Delphi Asset Management Corporation | VB Assets, LLC | Release of Security Interest |
| Jan 22, 2020 Reel 51581, frame 216 | VB Assetts LLC | Nuance Communications, Inc. | Assignment of Assignor's Interest |
| Sep 22, 2020 Reel 53851, frame 873 | Voicebox Technologies Corporation | VB Assets, LLC | Corrective 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, LLC | Contingency Capital Fund a LP | Security Interest |
| May 13, 2026 Reel 74649, frame 467 | Contingency Capital Fund a LP | VB Assets, LLC | Release 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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Alerts on its grants, lapses and transfers.
Citations
231
later US patents cite this one
That is top 5% of utility patents granted in 2015 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.