Also listed on Qwiki, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends May 31, 2034 · High confidence
20-year base term ends Feb 28, 2033
Filed Feb 28, 2013 as application 13/781,382 · Granted Aug 24, 2021
Base term plus 457 days of patent term adjustment (USPTO delay)
Today
2013
2034
Clock starts
Feb 28, 2013
Feb 28, 2013
Term ends
May 31, 2034
May 31, 2034
Granted
Aug 24, 2021
Aug 24, 2021
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
457
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
This patent's term runs 457 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is 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 Feb 28, 2013, when this application, 13/781,382, was filed | Feb 28, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +457 days, USPTO patent term adjustment record | May 31, 2034 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 31, 2034 | High confidence |
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 |
|---|---|---|---|
| May 29, 2013 Reel 30503, frame 248 | Imbruce, Doug; Bossola, Owen; Knutsson, Rasmus; El Hattab, Hakim; Chheng, Tommy | Qwiki, Inc. | Assignment of Assignor's Interest |
| Aug 29, 2013 Reel 31109, frame 905 | Qwiki, Inc. | Yahoo! Inc. | Assignment of Assignor's Interest |
| Jun 23, 2017 Reel 42963, frame 211 | Yahoo! Inc. | Yahoo Holdings, Inc. | Assignment of Assignor's Interest |
| Feb 2, 2018 Reel 45240, frame 310 | Yahoo Holdings, Inc. | Oath Inc. | Assignment of Assignor's Interest |
| Oct 26, 2020 Reel 54258, frame 635 | Oath Inc. | Verizon Media Inc. | Assignment of Assignor's Interest |
| Aug 19, 2021 Reel 57453, frame 431 | Verizon Media Inc. | Verizon Patent and Licensing Inc. | Assignment 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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Alerts on its grants, lapses and transfers.
What's changing
May 2034
Term ends May 31, 2034. Maintenance fees still fall due before then
Note
The 457 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
7
later US patents cite this one
That is top 25% of utility patents granted in 2021 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.