Also listed on Integrity Implants Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Sep 18, 2025 (Cerberus Business Finance Agency, LLC).
Term ends Jan 22, 2035 · High confidence
20-year base term ends Jan 20, 2035
Held by Highridge Medical LLC
Filed Jan 12, 2024 as application 18/411,956 · Granted Aug 19, 2025
Base term plus 2 days of patent term adjustment (USPTO delay)
Today
2015
2035
Clock starts
Jan 20, 2015
Jan 20, 2015
Term ends
Jan 22, 2035
Jan 22, 2035
Granted
Aug 19, 2025
Aug 19, 2025
base term
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
2
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 11,918,484, to Jan 22, 2035. The term already ends on or before that date, so the cap shortened nothing.
0 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.
8
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 2 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 2 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 Jan 20, 2015, when application 14/600,617, the earliest non-provisional in its chain, was filed (this one was filed Jan 12, 2024) | Jan 20, 2035 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +2 days, USPTO patent term adjustment record | Jan 22, 2035 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 11,918,484) | resolves to Jan 22, 2035, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 22, 2035 | High confidence |
This family
| US 9,060,876 | In force Jan 2035 | Jan 2035 |
| US 9,402,733 | In force Jan 2035 | Jan 2035 |
| Application PCT/US2016/014100 | PCT application no patent term | no patent term |
| US 9,999,517 | Lapsed on the fee record Jun 2026 | Jun 2026 |
| US 10,758,368 | In force Jan 2035 | Jan 2035 |
| US 11,918,484 | In force Oct 2036 | Oct 2036 |
| US 12,390,346 | this patent Jan 2035 | Jan 2035 |
| Application 19/293,875 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Jan 18, 2025 Reel 69926, frame 86 | To, John; Flynn, John J | Ouroboros Medical, Inc. | Assignment of Assignor's Interest |
| Jan 19, 2025 Reel 69926, frame 97 | Ouroboros Medical, Inc. | Integrity Implants Inc. | Assignment of Assignor's Interest |
| Sep 17, 2025 Reel 72281, frame 955 | Integrity Implants Inc. | Highridge Medical LLC | Assignment of Assignor's Interest |
| Sep 18, 2025 Reel 72942, frame 175 | Highridge Medical, LLC (F/K/A Zimmer Biomet Spine, LLC) | Cerberus Business Finance Agency, LLC, as Collateral Agent | Grant of a Security Interest -- Patents |
| Jun 27, 2026 Reel 76224, frame 379 | Zeb Intermediate, LLC; Zeb Buyer, LLC,; Highridge Medical, LLC, | Wingspire Capital LLC, as Administrative Agent | 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.
What's changing
Jan 2035
Term ends Jan 22, 2035. Maintenance fees still fall due before then
Note
The 2 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 11,918,484, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
Fewer than half of the utility patents granted in 2025 in our data have been cited yet, so we show the count and do not rank on it.
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.