Collateral for a security interest recorded May 31, 2024 (Perceptive Credit Holdings IV, LP).
Term ends Jul 20, 2038 · High confidence
20-year base term ends Mar 21, 2038
Held by Spinal Elements, Inc.
Filed Mar 21, 2018 as application 15/927,460 · Granted Sep 1, 2020
Base term plus 121 days of patent term adjustment (USPTO delay)
Today
2018
2038
Clock starts
Mar 21, 2018
Mar 21, 2018
Term ends
Jul 20, 2038
Jul 20, 2038
Granted
Sep 1, 2020
Sep 1, 2020
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
121
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 121 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 Mar 21, 2018, when this application, 15/927,460, was filed | Mar 21, 2038 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +121 days, USPTO patent term adjustment record | Jul 20, 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 | Jul 20, 2038 | High confidence |
This family
| US 10,758,286 | this patent Jul 2038 | Jul 2038 |
| US 11,771,483 | In force May 2039 | May 2039 |
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 |
|---|---|---|---|
| Apr 13, 2018 Reel 45534, frame 26 | Ammerman, Joshua M.; Schaller, Laurent B.; Lorang, Douglas M.; Simmons, Ricardo J.; McGrath, Timothy J. | Benvenue Medical, Inc. | Assignment of Assignor's Interest |
| Mar 3, 2021 Reel 55480, frame 6 | Benvenue (Assignment for the Benefit of Creditors), LLC | Spinal Elements, Inc. | Assignment of Assignor's Interest |
| Mar 3, 2021 Reel 55480, frame 516 | Benvenue Medical, Inc. | Benvenue (Assignment for the Benefit of Creditors), LLC | Assignment of Assignor's Interest |
| May 31, 2024 Reel 67596, frame 295 | Spinal Elements, Inc.; Custom Spine Acquisition, Inc.; Omni Acquisition Inc. | Perceptive Credit Holdings IV, LP | 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
Jul 2038
Term ends Jul 20, 2038. Maintenance fees still fall due before then
Note
The 121 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is top 25% of utility patents granted in 2020 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.