Also listed on Zimmer, Inc., 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 Nov 17, 2026 · Medium confidence
20-year base term ended Oct 30, 2023
Why Medium: A parent in the chain could not be resolved.
Held by Zimmer Biomet Spine, Inc.
Filed Mar 23, 2007 as application 11/690,698 · Granted Jul 26, 2011
Base term plus 1114 days of patent term adjustment (USPTO delay)
Today
2003
2026
Clock starts
Oct 30, 2003
Oct 30, 2003
Term ends
Nov 17, 2026
Nov 17, 2026
Granted
Jul 26, 2011
Jul 26, 2011
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
1,114
Days of term adjustment
Read from the USPTO patent term adjustment record, 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 grant. This counts the ones the record shows paid.
15
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 1114 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Oct 30, 2003, when application 10/697,793, the earliest non-provisional in its chain, was filed (this one was filed Mar 23, 2007); a parent in its chain could not be resolved (the next row) | Oct 30, 2023 | 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 | +1114 days, USPTO patent term adjustment record | Nov 17, 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 17, 2026 | Medium confidence |
This family
| US 7,491,218 | Term ended no later than Oct 2024 | no later than Oct 2024 |
| US 7,250,052 | Term ended Apr 2025 | Apr 2025 |
| Application PCT/US2005/039245 | PCT application no patent term | no patent term |
| US 7,691,132 | Term ended Mar 2026 | Mar 2026 |
| US 8,034,084 | Term ended Mar 2025 | Mar 2025 |
| US 7,985,242 | this patent Nov 2026 | Nov 2026 |
| US 7,563,264 | Term ended Oct 2023 | Oct 2023 |
| US 8,075,592 | Term ended Oct 2023 | Oct 2023 |
8 of 15 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 |
|---|---|---|---|
| Sep 25, 2007 Reel 19871, frame 103 | Forton, Charlie; Jones, Robert J.; Khoo, Larry; Landry, Michael; Wagner, Erik | Abbott Laboratories | Assignment of Assignor's Interest |
| Jul 15, 2009 Reel 22957, frame 433 | Abbott Spine Inc. | Zimmer Spine, Inc. | Change of Name |
| Aug 13, 2009 Reel 23096, frame 336 | Fortom, Charlie; Jones, Robert J.; Khoo, Larry; Landry, Michael; Wagner, Erik | Abbott Spine, Inc. | Corrective Assignment to Correct the Receiving Party Previously Recorded on Reel 019871 Frame 0103. Assignor(S) Hereby Confirms the Assingor(S) Hereby Confirms the Abbott Laboratories. |
| Sep 30, 2009 Reel 23307, frame 520 | Forton, Charlie; Jones, Robert J.; Khoo, Larry; Landry, Michael; Wagner, Erik | Abbott Spine, Inc. | Corrective Assignment to Correct the Assignor Charlie Forton Previously Recorded on Reel 023096 Frame 0336. Assignor(S) Hereby Confirms the Assignor Charlie Fortom. |
| Sep 30, 2009 Reel 23307, frame 571 | Abbott Spine, Inc. | Zimmer Spine Austin, Inc. | Corrective Assignment to Correct the Assignee Zimmer Spine Inc. Previously Recorded on Reel 022957 Frame 0433. Assignor(S) Hereby Confirms the Assignee Is Zimmer Spine Austin, Inc.. |
| Oct 27, 2009 Reel 23429, frame 889 | Zimmer Spine Austin, Inc. | Zimmer Spine, Inc. | Merger |
| Aug 3, 2015 Reel 36252, frame 338 | Bacterin International, Inc.; X-Spine Systems, Inc. | Ros Acquisition Offshore, LP | Security Interest |
| Oct 27, 2021 Reel 57941, frame 609 | Seaspine Holdings Corporation; Seaspine Orthopedics Corporation; Seaspine, Inc.; Isotis, Inc.; Seaspine Sales LLC; Isotis Orthobiologics, Inc.; Theken Spine, LLC; Seaspine Orthopedics Intermediateco, Inc.; 7D Surgical USA Inc. | Wells Fargo Bank, National Association | Security Interest |
| 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 |
| Jun 27, 2026 Reel 76224, frame 379 | Zeb Intermediate, LLC; Zeb Buyer, LLC,; Highridge Medical, LLC, | Wingspire Capital LLC, as Administrative Agent | Security Interest |
| Jul 29, 2026 Reel 76329, frame 206 | Ros Acquisition Offshore, LP | Bacterin International, Inc.; X-Spine Systems, Inc. | Corrective Assignment to Correct the Scheduled Patent Assets That Were Erroneously Omitted from the Recordation Cover Sheet and Recordation, Previously Recorded on Reel 56323 Frame 218. Assignor(S) Hereby Confirms the 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
Nov 2026
Term ends Nov 17, 2026. No further fees fall due before then
Note
The 1114 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
410
later US patents cite this one
That is top 1% of utility patents granted in 2011 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.