Collateral for a security interest recorded Mar 27, 2026 (Twin Brook Capital Partners, LLC).
Term ends Sep 2, 2039 · High confidence
20-year base term ends Aug 20, 2039
Held by Jameson, LLC
Filed Aug 23, 2019 as application 16/488,446 · Granted Oct 17, 2023
Base term plus 13 days of patent term adjustment (USPTO delay)
Today
2019
2039
Clock starts
Aug 20, 2019
Aug 20, 2019
Term ends
Sep 2, 2039
Sep 2, 2039
Granted
Oct 17, 2023
Oct 17, 2023
base term
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
13
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 13 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 Aug 20, 2019, when application PCT/US2019/047187, the earliest non-provisional in its chain, was filed (this one was filed Aug 23, 2019) | Aug 20, 2039 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +13 days, USPTO patent term adjustment record | Sep 2, 2039 | 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 | Sep 2, 2039 | High confidence |
This family
| Application PCT/US2019/047187 | PCT application no patent term | no patent term |
| US 11,788,566 | this patent Sep 2039 | Sep 2039 |
| US 12,460,666 | In force Jun 2040 | Jun 2040 |
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 |
|---|---|---|---|
| Jan 29, 2021 Reel 55080, frame 448 | Willis, Christopher Ryan | Jameson, LLC | Assignment of Assignor's Interest |
| Mar 27, 2026 Reel 74208, frame 483 | Jameson, LLC; Huskie Tools, LLC | Twin Brook Capital Partners, LLC, as 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 2039
Term ends Sep 2, 2039. Maintenance fees still fall due before then
Note
The 13 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
That is top 25% of utility patents granted in 2023 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.