Term ends Jan 11, 2041 · Medium confidence
20-year base term ends Apr 23, 2040
Why Medium: A parent in the chain could not be resolved.
Held by Quantum Innovations, Inc.
Filed May 20, 2024 as application 18/669,360 · Granted Jul 7, 2026
Base term plus 263 days of patent term adjustment (USPTO delay)
Today
2020
2041
Clock starts
Apr 23, 2020
Apr 23, 2020
Term ends
Jan 11, 2041
Jan 11, 2041
Granted
Jul 7, 2026
Jul 7, 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
263
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.
3
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 263 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 Apr 23, 2020, when application 16/856,394, the earliest non-provisional in its chain, was filed (this one was filed May 20, 2024); a parent in its chain could not be resolved (the next row) | Apr 23, 2040 | 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 | +263 days, USPTO patent term adjustment record | Jan 11, 2041 | 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 11, 2041 | Medium confidence |
This family
| US 12,147,008 | In force Feb 2043 | Feb 2043 |
| US 12,674,914 | this patent Jan 2041 | Jan 2041 |
| Application 18/675,553 | Pending not computed | not computed |
The applications whose file history this site holds. The family may have others.
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 2041
Term ends Jan 11, 2041. Maintenance fees still fall due before then
Note
The 263 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.