Term ends Feb 23, 2038 · Medium confidence
20-year base term ends Feb 23, 2038
Why Medium: A parent in the chain could not be resolved.
Held by At-Memory Computing LP
Filed Nov 10, 2022 as application 17/984,722 · Granted Aug 13, 2024
Base term, 20 years from filing
Today
2018
2038
Clock starts
Feb 23, 2018
Feb 23, 2018
Term ends
Feb 23, 2038
Feb 23, 2038
Granted
Aug 13, 2024
Aug 13, 2024
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.
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.
8
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. 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 23, 2018, when application 15/903,754, the earliest non-provisional in its chain, was filed (this one was filed Nov 10, 2022); a parent in its chain could not be resolved (the next row) | Feb 23, 2038 | 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 | 0 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 23, 2038 | Medium confidence |
This family
| US 11,514,294 | In force Oct 2040 | Oct 2040 |
| US 11,614,947 | In force Feb 2038 | Feb 2038 |
| US 12,061,969 | this patent Feb 2038 | Feb 2038 |
| Application 18/126,574 | Abandoned not computed | not computed |
| US 11,941,405 | In force Feb 2038 | Feb 2038 |
| Application 18/770,518 | Abandoned not computed | not computed |
| Application 18/788,433 | Pending not computed | not computed |
7 of 8 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Nov 10, 2022 Reel 61726, frame 369 | Kapik Inc. | Untether AI Corporation | Assignment of Assignor's Interest |
| Nov 10, 2022 Reel 61917, frame 700 | Snelgrove, William Martin | Kapik Inc. | Confirmation and Assignment |
| Nov 10, 2022 Reel 61917, frame 722 | Wiebe, Darrick | Kapik Inc. | Confirmation and Assignment |
| Jun 17, 2025 Reel 71655, frame 897 | National Bank of Canada | Untether AI Corporation | Release of Security Interest |
| Apr 23, 2026 Reel 75495, frame 905 | Untether AI Corporation | At-Memory Computing LP | 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
Feb 2038
Term ends Feb 23, 2038. Maintenance fees still fall due before then
Citations
2
later US patents cite this one
Fewer than half of the utility patents granted in 2024 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.