Collateral for a security interest recorded Jul 1, 2024 (Oxford Finance LLC).
Term ends Jan 2, 2042 · High confidence
20-year base term ends Aug 27, 2040
Held by Selux Diagnostics, Inc.
Filed Aug 27, 2020 as application 17/004,848 · Granted Dec 19, 2023
Base term plus 493 days of patent term adjustment (USPTO delay)
Today
2020
2042
Clock starts
Aug 27, 2020
Aug 27, 2020
Term ends
Jan 2, 2042
Jan 2, 2042
Granted
Dec 19, 2023
Dec 19, 2023
base term
patent term adjustment
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
493
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.
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 493 days past its 20-year base term on prosecution delay. 0 of 3 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 27, 2020, when this application, 17/004,848, was filed | Aug 27, 2040 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +493 days, USPTO patent term adjustment record | Jan 2, 2042 | 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 2, 2042 | High confidence |
This family
| US 11,845,976 | this patent Jan 2042 | Jan 2042 |
| US 12,312,632 | In force Aug 2040 | Aug 2040 |
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 |
|---|---|---|---|
| Aug 29, 2023 Reel 64737, frame 641 | Flentie, Kelly; Stern, Eric | Selux Diagnostics, Inc. | Assignment of Assignor's Interest |
| Jul 1, 2024 Reel 68103, frame 559 | Selux Diagnostics, Inc. | Oxford Finance LLC | 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 2042
Term ends Jan 2, 2042. Maintenance fees still fall due before then
Note
The 493 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2023 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.