Collateral for a security interest recorded Dec 19, 2025 (Siena Lending Group LLC).
Term ends Oct 13, 2037 · High confidence
20-year base term ends Nov 16, 2036
Held by Pure Safety Group, Inc.
Filed Nov 16, 2016 as application 15/352,868 · Granted Oct 22, 2019
Base term plus 331 days of patent term adjustment (USPTO delay)
Today
2016
2037
Clock starts
Nov 16, 2016
Nov 16, 2016
Term ends
Oct 13, 2037
Oct 13, 2037
Granted
Oct 22, 2019
Oct 22, 2019
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
331
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.
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 331 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 16, 2016, when this application, 15/352,868, was filed | Nov 16, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +331 days, USPTO patent term adjustment record | Oct 13, 2037 | 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 | Oct 13, 2037 | High confidence |
This family
| US 10,449,662 | this patent Oct 2037 | Oct 2037 |
| US D873,119 | In force Jan 2035 | Jan 2035 |
| US 11,173,593 | In force Feb 2037 | Feb 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 16, 2016 Reel 40343, frame 14 | Moreau, Darrell A., MR.; Moreau, Andre W., MR. | Ty-Flot, Inc. | Assignment of Assignor's Interest |
| Jun 22, 2018 Reel 46996, frame 246 | Ty-Flot, Inc. | Keybank National Association | Security Interest |
| Nov 16, 2019 Reel 51041, frame 421 | Ty-Flot, Inc. | Pure Safety Group, Inc. | Merger |
| Jan 5, 2021 Reel 54899, frame 409 | Pure Safety Group, Inc. | Keybank National Association | Security Interest |
| Jun 9, 2021 Reel 56526, frame 546 | Keybank National Association | Ty-Flot, Inc. | Release of Security Interest |
| Jun 9, 2021 Reel 56527, frame 428 | Keybank National Association | Pure Safety Group, Inc. | Release of Security Interest |
| Jun 25, 2021 Reel 56684, frame 90 | Pure Safety Group, Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security Interest |
| Jan 10, 2025 Reel 69873, frame 853 | JPMorgan Chase Bank, N.A., as Administrative Agent | Pure Safety Group, Inc. | Release of Security Interest |
| Dec 19, 2025 Reel 73969, frame 1 | Pure Safety Group, Inc. | Siena Lending Group LLC | 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
Oct 2037
Term ends Oct 13, 2037. Maintenance fees still fall due before then
Note
The 331 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
18
later US patents cite this one
That is top 25% 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.