Also listed on Techfarm Ventures Management, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Jun 15, 2028 · High confidence
20-year base term ended Aug 16, 2022
Held by Nvidia Corporation
Filed Nov 9, 2007 as application 11/938,080 · Granted Mar 28, 2017
Base term plus 2130 days of patent term adjustment (USPTO delay)
Today
2002
2028
Clock starts
Aug 16, 2002
Aug 16, 2002
Term ends
Jun 15, 2028
Jun 15, 2028
Granted
Mar 28, 2017
Mar 28, 2017
base term
patent term adjustment
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
2,130
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
2
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 2130 days past its 20-year base term on prosecution delay. 2 of 2 maintenance fees are paid so far. 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 Aug 16, 2002, when application 10/223,256, the earliest non-provisional in its chain, was filed (this one was filed Nov 9, 2007) | Aug 16, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +2130 days, USPTO patent term adjustment record | Jun 15, 2028 | 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 | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jun 15, 2028 | High confidence |
This family
| Application 10/223,256 | Abandoned not computed | not computed |
| US 9,607,133 | this patent Jun 2028 | Jun 2028 |
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 |
|---|---|---|---|
| May 13, 2016 Reel 38705, frame 9 | Rubin, Owen; Murray, Eric | Quicksilver Technology, Inc. | Assignment of Assignor's Interest |
| May 13, 2016 Reel 38705, frame 75 | Quicksilver Technology, Inc. | Techfarm Ventures Management, LLC | Assignment of Assignor's Interest |
| May 13, 2016 Reel 38592, frame 622 | Techfarm Ventures Management, LLC | QST Holdings, LLC | Assignment of Assignor's Interest |
| May 13, 2016 Reel 38592, frame 754 | QST Holdings, LLC | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jun 2028
Term ends Jun 15, 2028. No further fees fall due before then
Note
The 2130 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2017 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.