Collateral for a security interest recorded Sep 8, 2026 (Bank of America, N.A).
Term ends May 24, 2028 · High confidence
20-year base term ends Apr 17, 2027
Held by Cox Communications, LLC
Filed May 23, 2008 as application 12/126,060 · Granted Sep 15, 2015
Base term plus 403 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Apr 17, 2007
Apr 17, 2007
Term ends
May 24, 2028
May 24, 2028
Granted
Sep 15, 2015
Sep 15, 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
403
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
8
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 403 days past its 20-year base term on prosecution delay. 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 Apr 17, 2007, when application 11/787,732, the earliest non-provisional in its chain, was filed (this one was filed May 23, 2008) | Apr 17, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +403 days, USPTO patent term adjustment record | May 24, 2028 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 24, 2028 | High confidence |
This family
| US 8,418,204 | In force Oct 2027 | Oct 2027 |
| Application 12/126,025 | Abandoned not computed | not computed |
| Application 12/126,096 | Abandoned not computed | not computed |
| US 8,789,102 | In force Jul 2027 | Jul 2027 |
| US 9,135,334 | this patent May 2028 | May 2028 |
| US 8,806,532 | In force Apr 2030 | Apr 2030 |
| Application 12/545,099 | Abandoned not computed | not computed |
| US 8,869,191 | In force Apr 2027 | Apr 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 |
|---|---|---|---|
| Nov 24, 2008 Reel 21902, frame 972 | Pickelsimer, Lisa A.; Musick, Joshua; Fabricant, Robert; Werner, David | Cox Communications, Inc. | Assignment of Assignor's Interest |
| Aug 19, 2026 reel/frame not recorded | Cox Communications, Inc. | Cox Communications, LLC | Certificate of Conversion |
| Sep 8, 2026 Reel 76381, frame 198 | Cox Communications, LLC (F/K/A Cox Communications, Inc.) | Bank of America, N.A, as Administrative Agent | Supplemental Patent Security Agreement |
| Sep 9, 2026 Reel 76345, frame 641 | Cox Communications, LLC | The Bank of New York Mellon Trust Company, N.A. | Supplemental Patent Security Agreement |
| Sep 9, 2026 Reel 76347, frame 18 | Cox Communications, LLC | Wells Fargo Trust Company, N.A., as Trustee | Supplemental Patent Security Agreement |
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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
May 2028
Term ends May 24, 2028. Maintenance fees still fall due before then
Note
The 403 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
249
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.