Term ends Nov 20, 2026 · High confidence
20-year base term ended May 24, 2026
Filed Nov 27, 2017 as application 15/823,059 · Granted Apr 14, 2020
Base term plus 180 days of patent term adjustment (USPTO delay)
Today
2006
2026
Clock starts
May 24, 2006
May 24, 2006
Term ends
Nov 20, 2026
Nov 20, 2026
Granted
Apr 14, 2020
Apr 14, 2020
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
180
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 8,280,982, to Nov 20, 2026. The term already ends on or before that date, so the cap shortened nothing.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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 180 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. 1 of 1 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 May 24, 2006, when application 11/440,490, the earliest non-provisional in its chain, was filed (this one was filed Nov 27, 2017) | May 24, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +180 days, USPTO patent term adjustment record | Nov 20, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,280,982) | resolves to Nov 20, 2026, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 20, 2026 | High confidence |
This family
| US 8,280,982 | In force Oct 2030 | Oct 2030 |
| US 8,078,696 | Term ended May 2026 | May 2026 |
| US 8,438,243 | Term ended May 2026 | May 2026 |
| US 8,341,246 | Term ended May 2026 | May 2026 |
| US 9,325,710 | Term ended May 2026 | May 2026 |
| US 9,832,246 | Term ended May 2026 | May 2026 |
| US 10,623,462 | this patent Nov 2026 | Nov 2026 |
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 |
|---|---|---|---|
| Jul 25, 2018 Reel 46630, frame 193 | Bright House Networks, LLC; Charter Communications Operating, LLC; Time Warner Cable Enterprises LLC; Time Warner Cable Internet LLC | Wells Fargo Trust Company, N.A. | Security Interest |
| Aug 10, 2022 Reel 61633, frame 69 | Charter Communications Operating, LLC; Time Warner Cable Enterprises LLC | Bank of America, N.A., as Administrative Agent | Supplemental Security Agreement |
| Sep 22, 2022 Reel 61503, frame 937 | Charter Communications Operating, LLC; Time Warner Cable Enterprises, LLC | Wells Fargo Trust Company, N.A. | Security Interest |
| Sep 22, 2022 Reel 61504, frame 307 | Charter Communications Operating, LLC; Time Warner Cable Enterprises, LLC | The Bank of New York Mellon Trust Company, N.A. | 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.
What's changing
Nov 2026
Term ends Nov 20, 2026. No further fees fall due before then
Note
The 180 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 8,280,982, ends no earlier than this term, so it caps nothing.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2020 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.