Collateral for a security interest recorded Sep 6, 2023 (Bank of America, N.A.).
Term ends Mar 10, 2041 · High confidence
20-year base term ends Mar 10, 2041
Held by Bandwidth, Inc.
Filed Mar 10, 2021 as application 17/197,411 · Granted Jun 29, 2021
Base term, 20 years from filing
Today
2021
2041
Clock starts
Mar 10, 2021
Mar 10, 2021
Term ends
Mar 10, 2041
Mar 10, 2041
Granted
Jun 29, 2021
Jun 29, 2021
base term
fee events
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.
1 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 is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is 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 Mar 10, 2021, when this application, 17/197,411, was filed | Mar 10, 2041 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 10, 2041 | High confidence |
This family
| US 10,735,398 | In force Feb 2040 | Feb 2040 |
| US 10,728,719 | In force Apr 2040 | Apr 2040 |
| US 10,939,256 | In force Jul 2040 | Jul 2040 |
| US 10,805,462 | In force Jul 2040 | Jul 2040 |
| US 10,863,323 | In force Apr 2040 | Apr 2040 |
| US 11,050,878 | this patent Mar 2041 | Mar 2041 |
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, 2021 Reel 55548, frame 159 | Wicker, Ethan | Bandwidth, Inc. | Assignment of Assignor's Interest |
| Jun 6, 2022 Reel 60112, frame 638 | Bandwidth Inc. | Silicon Valley Bank, as Administrative Agent and Collateral Agent | Security Interest |
| Mar 15, 2023 Reel 62993, frame 767 | Silicon Valley Bridge Bank, N.A. (Successor to Silicon Valley Bank), as Agent | Bandwidth Inc. | Release of Security Interest |
| Sep 6, 2023 Reel 64807, frame 346 | Bandwidth Inc. | Bank of America, N.A., as Administrative Agent | 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
Mar 2041
Term ends Mar 10, 2041. Maintenance fees still fall due before then
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2021 in our data, the only group it is compared against.
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.