Term ends Jan 22, 2040 · Medium confidence
20-year base term ends Feb 28, 2039
Why Medium: A parent in the chain could not be resolved.
Held by Tempus AI, Inc.
Filed Apr 7, 2023 as application 18/132,109 · Granted Jan 27, 2026
Base term plus 328 days of patent term adjustment (USPTO delay)
Today
2019
2040
Clock starts
Feb 28, 2019
Feb 28, 2019
Term ends
Jan 22, 2040
Jan 22, 2040
Granted
Jan 27, 2026
Jan 27, 2026
base term
patent term adjustment
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
328
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 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 runs 328 days past its 20-year base term on prosecution delay. 0 of 3 maintenance fees are 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 Feb 28, 2019, when application 16/289,027, the earliest non-provisional in its chain, was filed (this one was filed Apr 7, 2023); a parent in its chain could not be resolved (the next row) | Feb 28, 2039 | 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 | +328 days, USPTO patent term adjustment record | Jan 22, 2040 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 22, 2040 | Medium confidence |
This family
| US 10,395,772 | In force Feb 2039 | Feb 2039 |
| US 10,902,952 | In force no later than Feb 2039 | no later than Feb 2039 |
| US 11,532,397 | In force Feb 2039 | Feb 2039 |
| US 11,651,442 | In force Feb 2039 | Feb 2039 |
| US 12,536,595 | this patent Jan 2040 | Jan 2040 |
| Application 19/432,050 | 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 |
|---|---|---|---|
| Oct 13, 2023 Reel 65209, frame 711 | Tempus Labs, Inc. | Ares Capital Corporation, As Collateral Agent | Security Interest |
| Feb 9, 2024 Reel 66544, frame 110 | Tempus Labs, Inc. | Tempus AI, Inc. | Change of Name |
| Dec 23, 2025 Reel 73304, frame 670 | Lefkofsky, Eric | Tempus Labs | Assignment of Assignor's Interest |
| Dec 23, 2025 Reel 73304, frame 891 | Colley, Shane; Beaubier, Nike; Tell, Robert; White, Kevin | Tempus Labs, Inc. | Assignment of Assignor's Interest |
| May 14, 2026 Reel 74653, frame 918 | Ares Capital Corporation, As Collateral Agent | Tempus AI, Inc. (F/K/A Tempus Labs, Inc.) | Release of Security 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
Jan 2040
Term ends Jan 22, 2040. Maintenance fees still fall due before then
Note
The 328 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
We have no citation count for this patent yet. That is not the same as never having been cited.
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.