Term ends Aug 24, 2036 · High confidence
20-year base term ends Aug 24, 2036
Held by Tangent Technologies LLC
Filed Nov 8, 2019 as application 16/678,400 · Granted Nov 16, 2021
Base term, 20 years from filing
Today
2016
2036
Clock starts
Aug 24, 2016
Aug 24, 2016
Term ends
Aug 24, 2036
Aug 24, 2036
Granted
Nov 16, 2021
Nov 16, 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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,981,350, to Aug 24, 2036. The term already ends on or before that date, so the cap shortened nothing.
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.
4
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. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Aug 24, 2016, when application 15/245,948, the earliest non-provisional in its chain, was filed (this one was filed Nov 8, 2019) | Aug 24, 2036 | 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 | Disclaimer resolved from the filed document (refs US 10,981,350) | resolves to Aug 24, 2036, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | In force (reinstated) | High confidence |
| Computed term end | The steps above, in order | Aug 24, 2036 | High confidence |
This family
| US 10,981,350 | In force Mar 2038 | Mar 2038 |
| US 11,173,643 | this patent Aug 2036 | Aug 2036 |
| Application 17/505,091 | Abandoned not computed | not computed |
| US 12,654,384 | In force Aug 2036 | Aug 2036 |
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 |
|---|---|---|---|
| Feb 18, 2025 Reel 70242, frame 128 | Tangent Technologies LLC | Cortland Capital Market Services LLC | Security Interest |
| Feb 18, 2025 Reel 70243, frame 416 | Tangent Technologies LLC; New Bedford Technology, LLC | Antares Capital LP, as Administrative Agent | Security Interest |
| Aug 4, 2026 Reel 75523, frame 167 | Antares Capital LP, as Administrative Agent | Tangent Technologies LLC; New Bedford Technology, LLC | Release of Security Interest |
| Aug 4, 2026 reel/frame not recorded | Antares Capital LP, as Administrative Agent | Tangent Technologies LLC | Release of Security Interest |
| Aug 4, 2026 reel/frame not recorded | Antares Capital LP, as Administrative Agent | New Bedford Technology, LLC | Release of Security Interest |
| Aug 5, 2026 Reel 75531, frame 461 | Tangent Technologies LLC | Bain Capital Credit, LP | Security Interest |
| Aug 6, 2026 Reel 75559, frame 732 | Antares Capital LP, as Administrative Agent | Tangent Technologies, LLC; New Bedford Technology, LLC | Release of Security Interest |
| Aug 6, 2026 reel/frame not recorded | Antares Capital LP, as Administrative Agent | Tangent Technologies, LLC | Release of Security Interest |
| Aug 6, 2026 reel/frame not recorded | Antares Capital LP, as Administrative Agent | New Bedford Technology, LLC | Release of Security Interest |
| Aug 27, 2026 Reel 75812, frame 247 | Cortland Capital Market Services LLC | Tangent Technologies, LLC | Release of 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
Aug 2036
Term ends Aug 24, 2036. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,981,350, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is above 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.