Collateral for a security interest recorded Sep 19, 2022 (Silicon Valley Bank).
Term ends Jan 17, 2042 · High confidence
20-year base term ends Oct 4, 2039
Held by Span.io, Inc.
Filed Oct 4, 2019 as application 16/593,899 · Granted Aug 13, 2024
Base term plus 836 days of patent term adjustment (USPTO delay)
Today
2019
2042
Clock starts
Oct 4, 2019
Oct 4, 2019
Term ends
Jan 17, 2042
Jan 17, 2042
Granted
Aug 13, 2024
Aug 13, 2024
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
836
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.
6
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 836 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 Oct 4, 2019, when this application, 16/593,899, was filed | Oct 4, 2039 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +836 days, USPTO patent term adjustment record | Jan 17, 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 | Jan 17, 2042 | High confidence |
This family
| Application 62/741,428 | Provisional application no patent term | no patent term |
| Application 62/804,457 | Pending not computed | not computed |
| US 12,062,901 | this patent Jan 2042 | Jan 2042 |
| Application PCT/US2019/054878 | PCT application no patent term | no patent term |
| US 12,431,702 | In force Oct 2039 | Oct 2039 |
| Application 19/320,366 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Sep 29, 2020 Reel 53921, frame 845 | Rao, Archan Padmanabhan | Span.io, Inc. | Assignment of Assignor's Interest |
| Sep 19, 2022 Reel 61138, frame 153 | Span.io, Inc. | Silicon Valley Bank | Security Interest |
| Sep 19, 2022 Reel 61138, frame 254 | Span.io, Inc. | Silicon Valley Bank, As Administrative Agent | Security Interest |
| Nov 10, 2023 Reel 65536, frame 229 | Span.io, Inc. | First-Citizens Bank & Trust Company | First Amendment to Intellectual Property Security Agreement (SENIOR) |
| Nov 10, 2023 Reel 65536, frame 304 | Span.io, Inc. | First-Citizens Bank & Trust Company | First Amendment to Intellectual Property Security Agreement (MEZZANINE) |
| Mar 8, 2024 Reel 66690, frame 773 | Span.io, Inc. | First-Citizens Bank & Trust Company | 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
Jan 2042
Term ends Jan 17, 2042. Maintenance fees still fall due before then
Note
The 836 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
12
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.