Also listed on Isirona, LLC, an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Aug 26, 2035 · High confidence
20-year base term ends Aug 26, 2035
Held by Nant Holdings IP, LLC
Filed Jan 16, 2024 as application 18/414,051 · Granted Sep 23, 2025
Base term, 20 years from filing
Today
2015
2035
Clock starts
Aug 26, 2015
Aug 26, 2015
Term ends
Aug 26, 2035
Aug 26, 2035
Granted
Sep 23, 2025
Sep 23, 2025
base term
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,437,959, US 10,762,171, US 11,126,969, US 11,521,175, US 11,915,198, to Aug 26, 2035. The term already ends on or before that date, so the cap shortened nothing.
0 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.
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 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 26, 2015, when application 14/835,714, the earliest non-provisional in its chain, was filed (this one was filed Jan 16, 2024) | Aug 26, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,437,959, US 10,762,171, US 11,126,969, US 11,521,175, US 11,915,198) | resolves to Aug 26, 2035, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 26, 2035 | High confidence |
This family
| US 10,437,959 | In force Aug 2035 | Aug 2035 |
| US 10,762,171 | In force Aug 2035 | Aug 2035 |
| US 11,126,969 | In force Aug 2035 | Aug 2035 |
| US 11,521,175 | In force Aug 2035 | Aug 2035 |
| US 11,915,198 | In force Aug 2035 | Aug 2035 |
| US 12,423,653 | this patent Aug 2035 | Aug 2035 |
| Application 19/334,549 | Pending not computed | not computed |
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 17, 2024 Reel 68274, frame 399 | Milan, Jennifer | Isirona, LLC | Employment Agreement |
| Aug 19, 2024 Reel 68326, frame 907 | Isirona, LLC | Nant Health, LLC | Assignment of Assignor's Interest |
| Aug 21, 2024 Reel 68731, frame 388 | Dyell, David | Nant Health, LLC | Nunc Pro Tunc Assignment |
| Oct 1, 2024 Reel 69095, frame 876 | Nant Health, LLC | Nanthealth, Inc. | Conversion |
| Nov 7, 2024 Reel 69325, frame 199 | Kahler, Scott; Rogowski, Christopher | Nanthealth, Inc. | Assignment of Assignor's Interest |
| Oct 31, 2025 Reel 72747, frame 71 | Nanthealth, Inc. | Nant Holdings IP, LLC | 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
Aug 2035
Term ends Aug 26, 2035. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,437,959, US 10,762,171, US 11,126,969, US 11,521,175, US 11,915,198, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
Fewer than half of the utility patents granted in 2025 in our data have been cited yet, so we show the count and do not rank on it.
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.