Collateral for a security interest recorded Jun 27, 2026 (Wingspire Capital LLC).
Lapsed Sep 13, 2024 on the fee record · Medium confidence
20-year base term ends Jul 2, 2030
Why Medium: A parent in the chain could not be resolved.
Second maintenance fee unpaid; grace period ended.
Held by Highridge Medical, LLC
Filed Sep 15, 2014 as application 14/486,154 · Granted Sep 13, 2016
Base term, 20 years from filing
Today
Lapsed Sep 13, 2024
2010
2030
Clock starts
Jul 2, 2010
Jul 2, 2010
No longer in force
Sep 13, 2024
Sep 13, 2024
Granted
Sep 13, 2016
Sep 13, 2016
Term would have run to
Jul 2, 2030
Jul 2, 2030
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
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.
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 Jul 2, 2030: its 20-year base term, with no adjustment for prosecution delay. Confidence: Medium. 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 Jul 2, 2010, when application 12/829,979, the earliest non-provisional in its chain, was filed (this one was filed Sep 15, 2014); a parent in its chain could not be resolved (the next row) | Jul 2, 2030 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | 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 | lapsed Sep 13, 2024 | High confidence |
| Computed term end | The steps above, in order | Sep 13, 2024 | Medium confidence |
This family
| US 8,361,150 | In force Mar 2031 | Mar 2031 |
| US 8,470,042 | In force Jul 2030 | Jul 2030 |
| US 9,439,779 | this patent Sep 2024 | Sep 2024 |
3 of 4 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Feb 18, 2022 Reel 59232, frame 356 | Zimmer Spine, Inc. | Zimmer Biomet Spine, Inc. | Merger |
| Mar 2, 2022 Reel 59293, frame 213 | Biomet 3I, LLC; Ebi, LLC; Zimmer Biomet Spine, Inc.; Zimmer Dental Inc. | JPMorgan Chase Bank, N.A., as Administrative Agent | Security Interest |
| Apr 1, 2024 Reel 66970, frame 806 | Zimmer Biomet Spine, LLC; Ebi, LLC | Cerberus Business Finance Agency, LLC | Grant of a Security Interest -- Patents |
| Apr 2, 2024 Reel 66973, frame 833 | Jpmorgan Chase Bank, N.a. | Ebi, LLC; Zimmer Biomet Spine, LLC (F/K/A Zimmer Biomet Spine, Inc.) | Release of Security Interest |
| Apr 2, 2024 reel/frame not recorded | Jpmorgan Chase Bank, N.a. | Ebi, LLC | Release of Security Interest |
| Apr 2, 2024 reel/frame not recorded | Jpmorgan Chase Bank, N.a. | Zimmer Biomet Spine, LLC (F/K/A Zimmer Biomet Spine, Inc.) | Release of Security Interest |
| Dec 24, 2024 Reel 69772, frame 121 | Zimmer Biomet Spine, Inc. | Zimmer Biomet Spine, LLC | Change of Name |
| Dec 24, 2024 Reel 69772, frame 248 | Zimmer Biomet Spine, LLC | Highridge Medical, LLC | Change of Name |
| 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.
Citations
48
later US patents cite this one
That is top 10% of utility patents granted in 2016 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.