Also listed on Spinecore, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Feb 11, 2028 · High confidence
20-year base term ends Sep 21, 2027
Held by VB Spine LLC
Filed May 11, 2015 as application 14/708,959 · Granted Sep 3, 2019
Base term plus 143 days of patent term adjustment (USPTO delay)
Today
2007
2028
Clock starts
Sep 21, 2007
Sep 21, 2007
Term ends
Feb 11, 2028
Feb 11, 2028
Granted
Sep 3, 2019
Sep 3, 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
143
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.
76
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 143 days past its 20-year base term on prosecution delay. 1 of 2 maintenance fees is 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 Sep 21, 2007, when application PCT/US2007/020562, the earliest non-provisional in its chain, was filed (this one was filed May 11, 2015) | Sep 21, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +143 days, USPTO patent term adjustment record | Feb 11, 2028 | 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 | In force | High confidence |
| Computed term end | The steps above, in order | Feb 11, 2028 | High confidence |
This family
| US 6,706,068 | Term ended Apr 2023 | Apr 2023 |
| Application PCT/US2003/012500 | PCT application no patent term | no patent term |
| US 8,366,772 | Lapsed on the fee record Feb 2025 | Feb 2025 |
| Application PCT/US2007/020562 | PCT application no patent term | no patent term |
| Application PCT/US2010/031247 | PCT application no patent term | no patent term |
| Application 12/442,181 | Abandoned not computed | not computed |
| US 8,998,924 | In force Nov 2030 | Nov 2030 |
| US 8,784,492 | Term ended Apr 2023 | Apr 2023 |
8 of 76 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 |
|---|---|---|---|
| May 14, 2015 Reel 35639, frame 696 | Zubok, Rafail | Spinecore, Inc. | Assignment of Assignor's Interest |
| Sep 25, 2020 Reel 53897, frame 621 | Spinecore, Inc. | Howmedica Oteonics Corp. | Merger |
| Sep 30, 2020 Reel 53941, frame 753 | Spinecore, Inc. | Howmedica Osteonics Corp. | Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 053897 Frame: 0621. Assignor(S) Hereby Confirms the Assignment. |
| May 8, 2025 Reel 71224, frame 768 | Howmedica Osteonics Corp. | VB Spine US Opco LLC | Assignment of Assignor's Interest |
| Jun 16, 2025 Reel 71682, frame 116 | K2M, Inc.; VB Spine US Opco LLC; VB Spine LLC | Ankura Trust Company, LLC, as Collateral Agent | Patent Security Agreement |
| Aug 8, 2025 Reel 72340, frame 397 | K2M, Inc.; VB Spine US Opco LLC | Texas Capital Bank, As Collateral Agent | Security Interest |
| Jun 23, 2026 Reel 75812, frame 865 | VB Spine US Opco LLC | VB Spine LLC | Assignment of Assignor's 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
Feb 2028
Term ends Feb 11, 2028. Maintenance fees still fall due before then
Note
The 143 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.