Term ends Feb 25, 2042 · High confidence
20-year base term ends May 20, 2040
Held by Monogram Orthopaedics Inc.
Filed Nov 30, 2021 as application 17/456,989 · Granted Oct 21, 2025
Base term plus 646 days of patent term adjustment (USPTO delay)
Today
2020
2042
Clock starts
May 20, 2020
May 20, 2020
Term ends
Feb 25, 2042
Feb 25, 2042
Granted
Oct 21, 2025
Oct 21, 2025
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
646
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.
4
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 646 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 May 20, 2020, when application PCT/US2020/033810, the earliest non-provisional in its chain, was filed (this one was filed Nov 30, 2021) | May 20, 2040 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +646 days, USPTO patent term adjustment record | Feb 25, 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 | Feb 25, 2042 | High confidence |
This family
| Application PCT/US2020/033810 | PCT application no patent term | no patent term |
| Application PCT/US2020/035408 | PCT application no patent term | no patent term |
| US 12,097,003 | In force Dec 2040 | Dec 2040 |
| US 12,446,969 | this patent Feb 2042 | Feb 2042 |
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 |
|---|---|---|---|
| Apr 28, 2023 Reel 63480, frame 168 | Unis, Douglas B. | Icahn School of Medicine at Mount Sinai | Assignment of Assignor's Interest |
| Jul 3, 2024 Reel 67903, frame 662 | Sexson, Benjamin; Dicicco, Matthew; Jin, Brian | Monogram Orthopaedics Inc. | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Feb 2042
Term ends Feb 25, 2042. Maintenance fees still fall due before then
Note
The 646 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
9
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.