Term ends Oct 8, 2036 · Medium confidence
20-year base term ends Apr 17, 2034
Why Medium: A parent in the chain could not be resolved.
Held by Amo Development, LLC
Filed May 19, 2022 as application 17/664,216 · Granted Sep 15, 2026
USPTO first gave this application the number US 12,558,261 and withdrew it before it issued. That number now leads here.
Base term plus 905 days of patent term adjustment (USPTO delay)
Today
2014
2036
Clock starts
Apr 17, 2014
Apr 17, 2014
Term ends
Oct 8, 2036
Oct 8, 2036
Granted
Sep 15, 2026
Sep 15, 2026
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
905
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
13
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 905 days past its 20-year base term on prosecution delay. 0 of 2 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 17, 2014, when application 14/255,430, the earliest non-provisional in its chain, was filed (this one was filed May 19, 2022); a parent in its chain could not be resolved (the next row) | Apr 17, 2034 | 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 | +905 days, USPTO patent term adjustment record | Oct 8, 2036 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 8, 2036 | Medium confidence |
This family
| US 10,219,945 | In force Aug 2037 | Aug 2037 |
| US 10,485,704 | In force Aug 2037 | Aug 2037 |
| US 10,369,053 | In force May 2036 | May 2036 |
| US 11,446,180 | In force Jul 2035 | Jul 2035 |
| US 11,337,857 | In force Aug 2034 | Aug 2034 |
| US 11,419,763 | In force Oct 2034 | Oct 2034 |
| US 12,734,069 | this patent Oct 2036 | Oct 2036 |
| US 11,872,162 | In force Apr 2034 | Apr 2034 |
8 of 13 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 |
|---|---|---|---|
| May 19, 2022 Reel 59964, frame 661 | Srinivasan, Rajeshwari; Golda, Jeffrey A.; Gonzalez, Javier G.; Scott, David D.; Dewey, David A.; Bareket, Noah; Schuele, Georg | Optimedica Corporation | Assignment of Assignor's Interest |
| May 19, 2022 Reel 59964, frame 706 | Optimedica Corporation | Amo Development, LLC | Merger |
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
Oct 2036
Term ends Oct 8, 2036. Maintenance fees still fall due before then
Note
The 905 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.