Also listed on Orange S.A., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 30, 2026 · High confidence
20-year base term ended Mar 23, 2025
Held by Orange
Filed Mar 23, 2005 as application 11/089,543 · Granted Feb 24, 2009
Base term plus 617 days of patent term adjustment (USPTO delay)
Today
2005
2026
Clock starts
Mar 23, 2005
Mar 23, 2005
Term ends
Nov 30, 2026
Nov 30, 2026
Granted
Feb 24, 2009
Feb 24, 2009
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
617
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.
5
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 617 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 23, 2005, when this application, 11/089,543, was filed | Mar 23, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +617 days, USPTO patent term adjustment record | Nov 30, 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 | Nov 30, 2026 | High confidence |
This family
| US 7,496,068 | this patent Nov 2026 | Nov 2026 |
| US 8,345,606 | Term ended Dec 2025 | Dec 2025 |
| Application 13/689,576 | Abandoned not computed | not computed |
| US 9,929,952 | Term ended Jul 2024 | Jul 2024 |
4 of 5 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 |
|---|---|---|---|
| Jul 21, 2005 Reel 16555, frame 222 | Chen, Xiaobao | Orange S.A. | Assignment of Assignor's Interest |
| Apr 16, 2014 Reel 32687, frame 360 | Orange S.A. | France Telecom | Assignment of Assignor's Interest |
| Apr 16, 2014 Reel 32687, frame 545 | France Telecom | Orange | Change of Name |
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
Nov 2026
Term ends Nov 30, 2026. No further fees fall due before then
Note
The 617 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
18
later US patents cite this one
That is above the median of utility patents granted in 2009 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.