Term ended Aug 17, 2026 · Medium confidence
20-year base term ended Aug 4, 2026
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,169,467), so the cap could be lower.
Held by Nvidia Corporation
Filed Dec 5, 2011 as application 13/311,451 · Granted Nov 4, 2014
Base term plus 13 days of patent term adjustment (USPTO delay)
Today
Term ended Aug 17, 2026
2006
2026
Clock starts
Aug 4, 2006
Aug 4, 2006
Term ended
Aug 17, 2026
Aug 17, 2026
Granted
Nov 4, 2014
Nov 4, 2014
base term
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
13
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,169,467, to Aug 17, 2026. The term already ends on or before that date, so the cap shortened nothing.
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 13 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Aug 4, 2006, when application 11/462,535, the earliest non-provisional in its chain, was filed (this one was filed Dec 5, 2011) | Aug 4, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +13 days, USPTO patent term adjustment record | Aug 17, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,169,467) | resolves to Aug 17, 2026, no earlier than this term, so no change | Medium 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 | Aug 17, 2026 | Medium confidence |
This family
| US 7,724,211 | In force Jun 2028 | Jun 2028 |
| US 8,169,467 | In force no later than Feb 2031 | no later than Feb 2031 |
| Application PCT/US2007/007702 | PCT application no patent term | no patent term |
| US 8,581,833 | In force May 2027 | May 2027 |
| US 8,576,208 | In force Nov 2026 | Nov 2026 |
| US 8,872,754 | In force Aug 2027 | Aug 2027 |
| US 8,878,904 | this patent Aug 2026 | Aug 2026 |
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 |
|---|---|---|---|
| Feb 6, 2012 Reel 27660, frame 525 | Slavenburg, Gerrit A.; Fox, Thomas F.; Cook, David Robert | Nvidia Corporation | 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 13 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,169,467, ends no earlier than this term, so it caps nothing.
Citations
61
later US patents cite this one
That is top 10% 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.