Collateral for a security interest recorded May 14, 2025 (Sip Mobility Platformco, LLC).
Term ends Oct 7, 2042 · High confidence
20-year base term ends Jan 11, 2042
Held by Cavnue Technology, LLC
Filed Jan 11, 2022 as application 17/573,088 · Granted Jun 4, 2024
Base term plus 269 days of patent term adjustment (USPTO delay)
Today
2022
2042
Clock starts
Jan 11, 2022
Jan 11, 2022
Term ends
Oct 7, 2042
Oct 7, 2042
Granted
Jun 4, 2024
Jun 4, 2024
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
269
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 269 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 Jan 11, 2022, when this application, 17/573,088, was filed | Jan 11, 2042 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +269 days, USPTO patent term adjustment record | Oct 7, 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 | Oct 7, 2042 | High confidence |
This family
| US 12,002,357 | this patent Oct 2042 | Oct 2042 |
| Application PCT/US2022/050718 | PCT application no patent term | no patent term |
| US 12,705,980 | In force Apr 2042 | Apr 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 |
|---|---|---|---|
| Mar 10, 2022 Reel 59219, frame 427 | Clifford, David Hahn; Kellari, Demetrios Vasili | Cavnue Technology, LLC | Assignment of Assignor's Interest |
| May 14, 2025 Reel 71278, frame 907 | Cavnue Technology, LLC | Sip Mobility Platformco, LLC | Security Interest |
| Jan 29, 2026 Reel 74533, frame 139 | Cavnue Technology, LLC | Sip Mobilityco Platformco, LLC | Amendment No. 1 to Grant of Security Interest in Patents |
| Jan 30, 2026 Reel 74536, frame 444 | Sip Mobilityco Platformco, LLC | Cavnue Technology, LLC | Release of Security Interest in Patents Recorded at R/F 71278/0907 |
| Apr 9, 2026 Reel 74328, frame 202 | Cavnue Technology, LLC | Golub Capital Markets 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
Oct 2042
Term ends Oct 7, 2042. Maintenance fees still fall due before then
Note
The 269 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
3
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.