Term ends Dec 24, 2026 · High confidence
20-year base term ended Mar 21, 2021
Held by Nytell Software LLC
Filed Jan 27, 2005 as application 10/971,237 · Granted Feb 7, 2012
Base term plus 2104 days of patent term adjustment (USPTO delay)
Today
2001
2026
Clock starts
Mar 21, 2001
Mar 21, 2001
Term ends
Dec 24, 2026
Dec 24, 2026
Granted
Feb 7, 2012
Feb 7, 2012
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
2,104
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
4
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 2104 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Mar 21, 2001, when application 09/813,491, the earliest non-provisional in its chain, was filed (this one was filed Jan 27, 2005) | Mar 21, 2021 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +2104 days, USPTO patent term adjustment record | Dec 24, 2026 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 24, 2026 | High confidence |
This family
| Application 09/813,491 | Abandoned not computed | not computed |
| US 8,111,669 | this patent Dec 2026 | Dec 2026 |
| US 7,688,777 | Term ended Jun 2024 | Jun 2024 |
| US 8,670,418 | Term ended May 2021 | May 2021 |
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 5, 2005 Reel 15886, frame 1 | Telcordia Technologies, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security Agreement |
| Jul 6, 2007 Reel 19520, frame 174 | JPMorgan Chase Bank, N.A., as Administrative Agent | Telcordia Technologies, Inc. | Termination and Release of Security Interest in Patent Rights |
| Jul 17, 2007 Reel 19562, frame 309 | Telcordia Technologies, Inc. | Wilmington Trust Company, As Collateral Agent | Security Agreement |
| Feb 24, 2009 Reel 22303, frame 590 | Liberti Jr., Joseph Charles; Moshavi, Shimon; Zablocky, Paul Gerald | Telcordia Technologies, Inc. | Assignment of Assignor's Interest |
| Mar 17, 2009 Reel 22408, frame 410 | Wilmington Trust Company | Telcordia Technologies, Inc. | Release of Security Interest |
| Jun 24, 2009 Reel 22871, frame 920 | Telcordia Technologies, Inc. | Telcordia Licensing Company, LLC | Assignment of Assignor's Interest |
| Jun 11, 2010 Reel 24515, frame 622 | Wilmington Trust Company, As Collateral Agent | Telcordia Technologies, Inc. | Release |
| Feb 9, 2012 Reel 27678, frame 854 | Telcordia Licensing Company LLC | Tti Inventions C LLC | Assignment of Assignor's Interest |
| Sep 28, 2015 Reel 36703, frame 191 | Tti Inventions C LLC | Nytell Software LLC | Merger |
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
Dec 2026
Term ends Dec 24, 2026. No further fees fall due before then
Note
The 2104 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
53
later US patents cite this one
That is top 25% of utility patents granted in 2012 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.