Collateral for a security interest recorded May 31, 2024 (Perceptive Credit Holdings IV, LP).
Lapsed Mar 7, 2025 on the fee record · High confidence
20-year base term ended Mar 13, 2026
Second maintenance fee unpaid; grace period ended.
Held by Spinal Elements, Inc.
Filed Jun 27, 2014 as application 14/318,421 · Granted Mar 7, 2017
Base term, 20 years from filing, plus 230 days of patent term adjustment (USPTO delay)
Today
Lapsed Mar 7, 2025
2006
2026
Clock starts
Mar 13, 2006
Mar 13, 2006
No longer in force
Mar 7, 2025
Mar 7, 2025
Granted
Mar 7, 2017
Mar 7, 2017
Term would have run to
Oct 29, 2026
Oct 29, 2026
base term
patent term adjustment
after the term ends
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
230
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Oct 29, 2026: its 20-year base term plus 230 days of term adjustment for prosecution delay. 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 13, 2006, when application 11/374,462, the earliest non-provisional in its chain, was filed (this one was filed Jun 27, 2014) | Mar 13, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +230 days, USPTO patent term adjustment record | Oct 29, 2026 | 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 2 maintenance fees paid | lapsed Mar 7, 2025 | High confidence |
| Computed term end | The steps above, in order | Mar 7, 2025 | High confidence |
This family
| US 8,470,039 | In force Feb 2029 | Feb 2029 |
| US 8,801,794 | Term ended Mar 2026 | Mar 2026 |
| US 9,585,707 | this patent Mar 2025 | Mar 2025 |
| US 9,936,984 | Term ended Mar 2026 | Mar 2026 |
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 |
|---|---|---|---|
| Dec 15, 2016 Reel 40991, frame 854 | Blain, Jason | Spinal Elements, Inc. | Assignment of Assignor's Interest |
| Apr 13, 2017 Reel 42247, frame 572 | Spinal Elements, Inc. | Antares Capital LP, as Agent | Security Interest |
| Apr 18, 2017 Reel 42369, frame 295 | Spinal Elements, Inc. | Cortland Capital Market Services LLC, as Agent | Security Interest |
| Apr 10, 2020 Reel 52372, frame 207 | Spinal Elements, Inc. | Amendia, Inc. | Merger |
| Apr 17, 2020 Reel 52919, frame 70 | Amendia, Inc. | Spinal Elements, Inc. | Change of Name |
| May 31, 2024 Reel 67596, frame 295 | Spinal Elements, Inc.; Custom Spine Acquisition, Inc.; Omni Acquisition Inc. | Perceptive Credit Holdings IV, LP | Security Interest |
| Jun 3, 2024 Reel 67605, frame 626 | Antares Capital LP, as Administrative Agent | Spinal Elements, Inc. (F.K.A. Amendia, Inc.) | Release of Security Interest |
| Jun 3, 2024 Reel 67605, frame 676 | Cortland Capital Market Services LLC, as Agent | Spinal Elements, Inc. (F.K.A. Amendia, Inc.) | 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
Note
The 230 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
21
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.