Also listed on Nokia Mobile Phones Ltd., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends May 11, 2032 · High confidence
20-year base term ended May 23, 2021
Held by Nokia Technologies Oy
Filed May 23, 2001 as application 09/864,017 · Granted Jul 15, 2014
Base term plus 4006 days of patent term adjustment (USPTO delay)
Today
2001
2032
Clock starts
May 23, 2001
May 23, 2001
Term ends
May 11, 2032
May 11, 2032
Granted
Jul 15, 2014
Jul 15, 2014
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
4,006
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.
This patent's term runs 4006 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 May 23, 2001, when this application, 09/864,017, was filed | May 23, 2021 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +4006 days, USPTO patent term adjustment record | May 11, 2032 | 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 | May 11, 2032 | High confidence |
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 23, 2001 Reel 12007, frame 663 | Vanttinen, Veijo; Tang, Haitao | Nokia Mobile Phones Ltd. | Assignment of Assignor's Interest |
| Dec 8, 2009 Reel 23622, frame 637 | Nokia Oyj. | Nokia Corporation | Merger |
| Dec 8, 2009 Reel 23622, frame 640 | Nokia Mobile Phones Ltd. | Nokia Oyj | Merger |
| Mar 23, 2015 Reel 35228, frame 134 | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
May 2032
Term ends May 11, 2032. No further fees fall due before then
Note
The 4006 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
16
later US patents cite this one
That is above the median of utility patents granted in 2014 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.