Term ended Oct 22, 2023 · High confidence
20-year base term ended Feb 9, 2021
Held by Sony Computer Entertainment Inc.
Filed Feb 9, 2001 as application 09/780,995 · Granted Jul 20, 2010
Base term plus 985 days of patent term adjustment (USPTO delay)
Today
Term ended Oct 22, 2023
2001
2026
Clock starts
Feb 9, 2001
Feb 9, 2001
Term ended
Oct 22, 2023
Oct 22, 2023
Granted
Jul 20, 2010
Jul 20, 2010
base term
patent term adjustment
after the term ends
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
985
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.
25
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 985 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 Feb 9, 2001, when this application, 09/780,995, was filed | Feb 9, 2021 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +985 days, USPTO patent term adjustment record | Oct 22, 2023 | 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 | Oct 22, 2023 | High confidence |
This family
| US 7,171,480 | Term ended no later than Jan 2022 | no later than Jan 2022 |
| US 7,761,328 | this patent Oct 2023 | Oct 2023 |
| US 8,574,074 | In force Sep 2030 | Sep 2030 |
| Application 11/354,140 | Abandoned not computed | not computed |
| US 7,401,151 | Term ended Jan 2021 | Jan 2021 |
| US 7,895,076 | Term ended Aug 2019 | Aug 2019 |
| US 9,129,301 | Term ended Sep 2025 | Sep 2025 |
| US 8,626,584 | In force Aug 2029 | Aug 2029 |
8 of 25 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 5, 2001 Reel 11875, frame 219 | Kutaragi, Ken; Okamoto, Shinichi; Shimakawa, Keiso; Kubo, Makoto; Kagiwada, Yutaka | Sony Computer Entertainment Inc. | Assignment of Assignor's Interest |
| Dec 26, 2011 Reel 27445, frame 657 | Sony Computer Entertainment Inc. | Sony Network Entertainment Platform Inc. | Change of Name |
| Dec 27, 2011 Reel 27481, frame 351 | Sony Network Entertainment Platform Inc. | Sony Computer Entertainment Inc. | 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 985 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
5
later US patents cite this one
That is below the median of utility patents granted in 2010 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.