Also listed on Mci, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jul 10, 2027 · High confidence
20-year base term ended Oct 28, 2024
Filed Jan 12, 2011 as application 13/005,135 · Granted Mar 3, 2015
Base term plus 985 days of patent term adjustment (USPTO delay)
Today
2004
2027
Clock starts
Oct 28, 2004
Oct 28, 2004
Term ends
Jul 10, 2027
Jul 10, 2027
Granted
Mar 3, 2015
Mar 3, 2015
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
985
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,903,637, to Jul 10, 2027. The term already ends on or before that date, so the cap shortened nothing.
2 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.
2
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 985 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. 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 28, 2004, when application 10/975,215, the earliest non-provisional in its chain, was filed (this one was filed Jan 12, 2011) | Oct 28, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +985 days, USPTO patent term adjustment record | Jul 10, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,903,637) | resolves to Jul 10, 2027, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 10, 2027 | High confidence |
This family
| US 7,903,637 | In force Jun 2029 | Jun 2029 |
| US 8,971,312 | this patent Jul 2027 | Jul 2027 |
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 8, 2014 Reel 32635, frame 179 | Mci Inc. | Mci LLC | Merger |
| Apr 8, 2014 Reel 32635, frame 201 | Mci LLC | Verizon Business Global LLC | Change of Name |
| Apr 22, 2014 Reel 32734, frame 502 | Verizon Business Global LLC | Verizon Patent and Licensing Inc. | Assignment of Assignor's Interest |
| Jan 28, 2015 Reel 34832, frame 86 | Moore, Richard G.; Gunasekar, Guna D.; Lawson-shanks, Phillip E.; Shaw, Darryl W. | Mci, Inc. | Assignment of Assignor's Interest |
| Nov 28, 2017 Reel 44626, frame 88 | Verizon Business Global LLC | Verizon Patent and Licensing Inc. | Corrective Assignment to Correct the Assignee Previously Recorded at Reel: 032734 Frame: 0502. Assignor(S) Hereby Confirms the Assignment. |
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.
What's changing
Jul 2027
Term ends Jul 10, 2027.
Note
The 985 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 7,903,637, ends no earlier than this term, so it caps nothing.
Citations
257
later US patents cite this one
That is top 1% 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.