Collateral for a security interest recorded Mar 29, 2019 (Madison Capital Funding LLC).
Term ends Jan 2, 2038 · High confidence
20-year base term ends Nov 9, 2037
Held by Harmar Mobility, LLC
Filed Nov 9, 2017 as application 15/808,400 · Granted Oct 29, 2019
Base term plus 54 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Nov 9, 2017
Nov 9, 2017
Term ends
Jan 2, 2038
Jan 2, 2038
Granted
Oct 29, 2019
Oct 29, 2019
base term
patent term adjustment
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
54
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.
2
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 54 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 Nov 9, 2017, when this application, 15/808,400, was filed | Nov 9, 2037 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +54 days, USPTO patent term adjustment record | Jan 2, 2038 | 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 | Jan 2, 2038 | High confidence |
This family
| US 10,457,187 | this patent Jan 2038 | Jan 2038 |
| US 11,007,919 | In force no later than Nov 2037 | no later than Nov 2037 |
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 |
|---|---|---|---|
| Nov 9, 2017 Reel 44084, frame 506 | Nash, Derek J. | Harmar Mobility, LLC | Assignment of Assignor's Interest |
| Mar 29, 2019 Reel 48736, frame 596 | Harmar Mobility, LLC | Madison Capital Funding LLC, as Agent | Security Interest |
| May 10, 2022 Reel 59914, frame 295 | Madison Capital Funding LLC | Apogem Capital LLC, as Successor Agent | Assignment of Intellectual Property Security Agreement |
| Dec 15, 2022 Reel 62102, frame 273 | Harmar Mobility, LLC | Apogem Capital LLC, as Agent | Security Interest |
| Dec 16, 2022 Reel 62126, frame 263 | Apogem Capital LLC, as Agent | Harmar Mobility, 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
Jan 2038
Term ends Jan 2, 2038. Maintenance fees still fall due before then
Note
The 54 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
4
later US patents cite this one
That is above the median of utility patents granted in 2019 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.