Lapsed Jul 24, 2026 on the fee record · High confidence
20-year base term ends Jul 14, 2035
Second maintenance fee unpaid; grace period ended.
Held by AT&T Intellectual Property I, LP
Filed Dec 10, 2015 as application 14/965,523 · Granted Jul 24, 2018
Base term, 20 years from filing, plus 62 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
Lapsed Jul 24, 2026
2015
2035
Clock starts
Jul 14, 2015
Jul 14, 2015
No longer in force
Jul 24, 2026
Jul 24, 2026
Granted
Jul 24, 2018
Jul 24, 2018
Term would have run to
Jul 14, 2035
Jul 14, 2035
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
62
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 9,628,116.
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.
31
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Jul 14, 2035: its 20-year base term plus 62 days of term adjustment for prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 Jul 14, 2015, when application 14/799,272, the earliest non-provisional in its chain, was filed (this one was filed Dec 10, 2015) | Jul 14, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +62 days, USPTO patent term adjustment record | Sep 14, 2035 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,628,116) | capped to Jul 14, 2035 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | lapsed Jul 24, 2026 | High confidence |
| Computed term end | The steps above, in order | Jul 24, 2026 | High confidence |
This family
| US 9,628,116 | Lapsed on the fee record Apr 2025 | Apr 2025 |
| US 9,722,318 | Lapsed on the fee record Aug 2025 | Aug 2025 |
| US 10,033,107 | this patent Jul 2026 | Jul 2026 |
| US 9,929,755 | Lapsed on the fee record Mar 2026 | Mar 2026 |
| Application PCT/US2016/041561 | PCT application no patent term | no patent term |
| US 10,170,840 | In force Oct 2035 | Oct 2035 |
| US 10,320,586 | In force Apr 2036 | Apr 2036 |
| US 10,341,142 | In force Apr 2036 | Apr 2036 |
8 of 31 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 |
|---|---|---|---|
| Jan 11, 2016 Reel 37450, frame 50 | Henry, Paul Shala; Barnickel, Donald J.; Barzegar, Farhad; Bennett, Robert; Gerszberg, Irwin; Willis, Thomas M., III | AT&T Intellectual Property I, LP | 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
Note
The 62 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 9,628,116.
Citations
692
later US patents cite this one
That is top 1% of utility patents granted in 2018 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.