Term ends Nov 4, 2033 · Medium confidence
20-year base term ends Nov 4, 2033
Why Medium: A parent in the chain could not be resolved.
Filed Feb 13, 2020 as application 16/789,781 · Granted Dec 1, 2020
Base term, 20 years from filing
Today
2013
2033
Clock starts
Nov 4, 2013
Nov 4, 2013
Term ends
Nov 4, 2033
Nov 4, 2033
Granted
Dec 1, 2020
Dec 1, 2020
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
6
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 is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is paid so far. 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 Nov 4, 2013, when application 14/071,032, the earliest non-provisional in its chain, was filed (this one was filed Feb 13, 2020); a parent in its chain could not be resolved (the next row) | Nov 4, 2033 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 4, 2033 | Medium confidence |
This family
| US 9,368,582 | In force Feb 2034 | Feb 2034 |
| Application PCT/US2014/063656 | PCT application no patent term | no patent term |
| Application 15/156,979 | Abandoned not computed | not computed |
| US 10,347,736 | In force Nov 2033 | Nov 2033 |
| US 10,566,439 | In force Nov 2033 | Nov 2033 |
| US 10,854,727 | this patent Nov 2033 | Nov 2033 |
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 23, 2020 Reel 54244, frame 822 | Nexgen Power Systems, Inc. | South Lake One LLC | Security Interest |
| Jul 26, 2021 Reel 56973, frame 477 | South Lake One LLC | Nexgen Power Systems, Inc. | Release of Security Interest |
| Mar 11, 2024 Reel 66783, frame 161 | Nexgen Power Systems, Inc. | Semiconductor Components Industries, LLC | Assignment of Assignor's Interest |
| Apr 19, 2024 Reel 67172, frame 711 | Nexgen Power Systems, Inc. | Semiconductor Components Industries, LLC | Assignment of Assignor's Interest |
| Apr 24, 2024 Reel 67217, frame 886 | Nexgen (Assignment for the Benefit of Creditors), LLC | Semiconductor Components Industries, LLC | Corrective Assignment to Correct the the Assignor Name Previously Recorded at Reel: 66783 Frame: 161. Assignor(S) Hereby Confirms the Assignment. |
| Apr 24, 2024 Reel 67852, frame 662 | Nexgen Power Systems, Inc. | Nexgen (Assignment for the Benefit of Creditors), LLC | Nunc Pro Tunc Assignment |
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.
What's changing
Nov 2033
Term ends Nov 4, 2033. Maintenance fees still fall due before then
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2020 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.