Term ended Nov 26, 2025 · High confidence
20-year base term ended Sep 15, 2023
Filed Sep 15, 2003 as application 10/663,236 · Granted Feb 8, 2011
Base term plus 803 days of patent term adjustment (USPTO delay)
Today
Term ended Nov 26, 2025
2003
2026
Clock starts
Sep 15, 2003
Sep 15, 2003
Term ended
Nov 26, 2025
Nov 26, 2025
Granted
Feb 8, 2011
Feb 8, 2011
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
803
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.
155
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 803 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 Sep 15, 2003, when this application, 10/663,236, was filed | Sep 15, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +803 days, USPTO patent term adjustment record | Nov 26, 2025 | 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 | Nov 26, 2025 | High confidence |
This family
| US 7,102,615 | Term ended Aug 2023 | Aug 2023 |
| US 7,421,471 | Term ended no later than Sep 2025 | no later than Sep 2025 |
| Application PCT/US2003/022130 | PCT application no patent term | no patent term |
| US 7,613,310 | Term ended Aug 2025 | Aug 2025 |
| US 7,883,415 | this patent Nov 2025 | Nov 2025 |
| US 7,623,115 | Term ended Sep 2024 | Sep 2024 |
| US 7,970,147 | In force May 2028 | May 2028 |
| Application PCT/US2004/025660 | PCT application no patent term | no patent term |
8 of 155 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 |
|---|---|---|---|
| Jan 29, 2004 Reel 14929, frame 125 | Larsen, Eric J.; Deshpande, Hrishikesh R.; Marks, Richard L. | Sony Computer Entertainment, Inc. | Assignment of Assignor's Interest |
| Dec 26, 2011 Reel 27445, frame 773 | Sony Computer Entertainment Inc. | Sony Network Entertainment Platform Inc. | Change of Name |
| Dec 27, 2011 Reel 27449, frame 380 | Sony Network Entertainment Platform Inc. | Sony Computer Entertainment Inc. | Assignment of Assignor's Interest |
| Jul 1, 2016 Reel 39239, frame 356 | Sony Computer Entertainment Inc. | Sony Interactive Entertainment Inc. | 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
Note
The 803 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
77
later US patents cite this one
That is top 10% of utility patents granted in 2011 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.