Term ended Jun 10, 2024 · High confidence
20-year base term ended Oct 28, 2022
Held by Sony Mobile Communications Inc.
Filed Oct 28, 2002 as application 10/281,668 · Granted Jun 12, 2007
Base term plus 591 days of patent term adjustment (USPTO delay)
Today
Term ended Jun 10, 2024
2002
2026
Clock starts
Oct 28, 2002
Oct 28, 2002
Term ended
Jun 10, 2024
Jun 10, 2024
Granted
Jun 12, 2007
Jun 12, 2007
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
591
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.
30
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 591 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 Oct 28, 2002, when this application, 10/281,668, was filed | Oct 28, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +591 days, USPTO patent term adjustment record | Jun 10, 2024 | 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 | Jun 10, 2024 | High confidence |
This family
| US 6,912,280 | Term ended May 2023 | May 2023 |
| US 7,230,585 | this patent Jun 2024 | Jun 2024 |
| US 7,010,333 | Lapsed on the fee record Mar 2018 | Mar 2018 |
| US 7,050,767 | Lapsed on the fee record May 2018 | May 2018 |
| Application PCT/US2003/022792 | PCT application no patent term | no patent term |
| US 7,167,130 | Lapsed on the fee record Jan 2019 | Jan 2019 |
| US 7,613,472 | In force Jun 2028 | Jun 2028 |
| Application PCT/US2003/031692 | PCT application no patent term | no patent term |
8 of 30 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 |
|---|---|---|---|
| Oct 28, 2002 Reel 13433, frame 986 | Wakefield, Ivan Nelson | Sony Ericsson Mobile Comunications AB | Assignment of Assignor's Interest |
| Oct 15, 2015 Reel 36868, frame 84 | Sony Ericsson Mobile Communications AB | Sony Mobile Communications AB | Change of Name |
| Nov 13, 2015 Reel 37109, frame 913 | Sony Mobile Communications Inc. | Snaptrack, Inc. | Assignment of Assignor's Interest |
| Feb 4, 2016 Reel 37698, frame 399 | Wakefield, Ivan Nelson | Sony Ericsson Mobile Communications AB | Corrective Assignment to Correct the Omitted Signature Inventor's Page on the Assignment Document Previously Recorded at Reel: 013433 Frame: 0986. Assignor(S) Hereby Confirms the Assignment. |
| Feb 16, 2016 Reel 37827, frame 8 | Sony Ericsson Mobile Communications AB | Sony Mobile Communications AB | Corrective Assignment to Correct the Recordation for Change of Name Document Execution Date of 02/21/2012. Previously Recorded on Reel 036868 Frame 0084. Assignor(S) Hereby Confirms the Change of Name. |
| Apr 15, 2016 Reel 38449, frame 1 | Sony Mobile Communications AB | Sony Mobile Communications Inc. | Assignment of Assignor's Interest |
| Jun 22, 2018 Reel 46412, frame 75 | Sony Ericsson Mobile Communications AB | Sony Mobile Communications AB | Corrective Assignment to Correct the Execution Date Previously Recorded at Reel: 036868 Frame: 0084. Assignor(S) Hereby Confirms the 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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 591 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 2007 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.