Term ended Dec 6, 2021 · Medium confidence
20-year base term ended Apr 6, 2021
Why Medium: A parent in the chain could not be resolved.
Held by Nokia Technologies Oy
Filed Jun 16, 2004 as application 10/869,628 · Granted Jan 13, 2009
Base term plus 244 days of patent term adjustment (USPTO delay)
Today
Term ended Dec 6, 2021
2001
2026
Clock starts
Apr 6, 2001
Apr 6, 2001
Term ended
Dec 6, 2021
Dec 6, 2021
Granted
Jan 13, 2009
Jan 13, 2009
base term
patent term adjustment
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
244
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.
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 244 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. Confidence: Medium. 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 6, 2001, when application 09/827,796, the earliest non-provisional in its chain, was filed (this one was filed Jun 16, 2004); a parent in its chain could not be resolved (the next row) | Apr 6, 2021 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +244 days, USPTO patent term adjustment record | Dec 6, 2021 | 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Dec 6, 2021 | Medium confidence |
This family
| Application 09/827,796 | Abandoned not computed | not computed |
| US 6,765,963 | Term ended Sep 2022 | Sep 2022 |
| US 6,920,175 | Term ended no later than Mar 2023 | no later than Mar 2023 |
| US 7,706,447 | Term ended Jun 2024 | Jun 2024 |
| US 7,693,220 | In force Dec 2026 | Dec 2026 |
| US 7,477,689 | this patent Dec 2021 | Dec 2021 |
6 of 7 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 |
|---|---|---|---|
| Jun 7, 2007 Reel 19431, frame 142 | Karczewicz, Marta; Kurceren, Ragip | Nokia Corporation | Assignment of Assignor's Interest |
| May 9, 2015 Reel 35602, frame 133 | Nokia Corporation | Nokia Technologies Oy | 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 244 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
19
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.