Collateral for a security interest recorded Sep 6, 2023 (Bank of America, N.A.).
Term ends Sep 28, 2041 · High confidence
20-year base term ends Sep 17, 2041
Held by Bandwidth, Inc.
Filed Sep 17, 2021 as application 17/477,637 · Granted Oct 18, 2022
Base term plus 11 days of patent term adjustment (USPTO delay)
Today
2021
2041
Clock starts
Sep 17, 2021
Sep 17, 2021
Term ends
Sep 28, 2041
Sep 28, 2041
Granted
Oct 18, 2022
Oct 18, 2022
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
11
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
12
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 11 days past its 20-year base term on 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 Sep 17, 2021, when this application, 17/477,637, was filed | Sep 17, 2041 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +11 days, USPTO patent term adjustment record | Sep 28, 2041 | 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 | Sep 28, 2041 | High confidence |
This family
| US 11,108,656 | In force Mar 2041 | Mar 2041 |
| US 11,082,814 | In force Apr 2041 | Apr 2041 |
| US 11,159,676 | In force May 2041 | May 2041 |
| US 11,223,553 | In force Jul 2041 | Jul 2041 |
| US 11,474,934 | this patent Sep 2041 | Sep 2041 |
| US 11,323,563 | In force Sep 2041 | Sep 2041 |
| US 11,303,752 | In force Sep 2041 | Sep 2041 |
| US 11,316,975 | In force Dec 2041 | Dec 2041 |
8 of 12 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 |
|---|---|---|---|
| Sep 17, 2021 Reel 57515, frame 812 | Pereira, Daniel | 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
Sep 2041
Term ends Sep 28, 2041. Maintenance fees still fall due before then
Note
The 11 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is above the median of utility patents granted in 2022 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.