Collateral for a security interest recorded May 12, 2026 (Fifth Third Bank, National Association).
Term ends Dec 9, 2034 · High confidence
20-year base term ends Dec 9, 2034
Held by Zev Technologies, LLC
Filed Jan 24, 2017 as application 15/414,053 · Granted Jan 9, 2018
Base term, 20 years from filing
Today
2014
2034
Clock starts
Dec 9, 2014
Dec 9, 2014
Term ends
Dec 9, 2034
Dec 9, 2034
Granted
Jan 9, 2018
Jan 9, 2018
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 9,587,911, to Dec 9, 2034. The term already ends on or before that date, so the cap shortened nothing.
2 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 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. 2 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 Dec 9, 2014, when application 14/565,270, the earliest non-provisional in its chain, was filed (this one was filed Jan 24, 2017) | Dec 9, 2034 | 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 9,587,911) | resolves to Dec 9, 2034, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 9, 2034 | High confidence |
This family
| US 9,506,726 | In force Dec 2034 | Dec 2034 |
| US 9,587,911 | In force Dec 2034 | Dec 2034 |
| US 9,863,740 | this patent Dec 2034 | Dec 2034 |
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 |
|---|---|---|---|
| Aug 21, 2018 Reel 46653, frame 838 | Wolf, Alec Daniel | Zev Technologies, Inc. | Assignment of Assignor's Interest |
| Aug 30, 2018 Reel 46759, frame 454 | Zev Technologies, Inc. | Hi Zev, LLC | Security Interest |
| Aug 9, 2024 Reel 68237, frame 470 | Hi Zev, LLC | Zev Technologies, Inc. | Release of Security Interest |
| Aug 13, 2024 Reel 68471, frame 588 | Zev Technologies, Inc. | Zev Technologies, LLC | Assignment of Assignor's Interest |
| May 12, 2026 Reel 75562, frame 524 | Silencerco Weapons Research, LLC; Unity Tactical LLC; Zev Technologies, LLC; Syndicate Optics Research, LLC; Sicosyndicate, LLC | Fifth Third Bank, National Association | 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
Dec 2034
Term ends Dec 9, 2034. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,587,911, ends no earlier than this term, so it caps nothing.
Citations
8
later US patents cite this one
That is above the median of utility patents granted in 2018 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.