Also listed on Zimmer Spine, an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Apr 1, 2024 (Cerberus Business Finance Agency, LLC).
Term ends Feb 27, 2028 · Low confidence
20-year base term ends Apr 19, 2027
Reissue of US 8,632,572, which was surrendered when this reissue was granted; its term and maintenance fees continue here.
Held by Zimmer Biomet Spine, Inc.
Filed Jan 14, 2016 as application 14/995,435 · Granted May 7, 2019
Base term plus 314 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Apr 19, 2007
Apr 19, 2007
Term ends
Feb 27, 2028
Feb 27, 2028
Granted
May 7, 2019
May 7, 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
314
Days of term adjustment
Read from the original patent's USPTO patent term adjustment record, which governs a reissue. Not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from the original patent's grant (Jan 21, 2014). 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.
This patent's term runs 314 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. Confidence: Low. 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 Apr 19, 2007, when application 11/737,151, the earliest non-provisional in its chain, was filed (this one was filed Jan 14, 2016) | Apr 19, 2027 | High confidence |
| Continuity chain | A reissue: its term follows the original patent's, with the original's term adjustment | follows the original patent | Medium confidence |
| Patent term adjustment | +314 days, the original patent's USPTO patent term adjustment record, which governs a reissue (35 U.S.C. 251). This reissue's own record carries none | Feb 27, 2028 | Medium confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Feb 27, 2028 | Low confidence |
This family
| US 7,922,725 | Lapsed on the fee record Apr 2023 | Apr 2023 |
| US 8,632,572 | Surrendered on reissue May 2019 | May 2019 |
| US RE47,377 | this patent Feb 2028 | Feb 2028 |
| US RE47,646 | Lapsed on the fee record Jan 2022 | Jan 2022 |
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 |
| Mar 22, 2024 Reel 66877, frame 292 | Rice, Mark W.; Gisel, Thomas J.; Hestad, Hugh D.; Kroll, Mark J. | Zimmer Spine, Inc. | Assignment of Assignor's 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 |
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
Feb 2028
Term ends Feb 27, 2028. No further fees fall due before then
Note
The 314 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
1
later US patent cites this one
That is below the median 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.