Collateral for a security interest recorded Nov 16, 2016 (Bank of America, N.A.).
Term ended Oct 27, 2026 · High confidence
20-year base term ended May 1, 2023
Held by NuVasive, Inc.
Filed Sep 20, 2005 as application 11/231,493 · Granted Sep 11, 2012
Base term plus 1275 days of patent term adjustment (USPTO delay)
Today
Term ended Oct 27, 2026
2003
2026
Clock starts
May 1, 2003
May 1, 2003
Term ended
Oct 27, 2026
Oct 27, 2026
Granted
Sep 11, 2012
Sep 11, 2012
base term
patent term adjustment
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
1,275
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.
2
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 1275 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. 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 May 1, 2003, when application 10/427,592, the earliest non-provisional in its chain, was filed (this one was filed Sep 20, 2005) | May 1, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1275 days, USPTO patent term adjustment record | Oct 27, 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Oct 27, 2026 | High confidence |
This family
| US 6,945,973 | Term ended Mar 2024 | Mar 2024 |
| US 8,262,705 | this patent Oct 2026 | Oct 2026 |
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 |
|---|---|---|---|
| Dec 6, 2005 Reel 17283, frame 515 | Bray, Robert S. | NuVasive, Inc. | Assignment of Assignor's Interest |
| Nov 16, 2016 Reel 40634, frame 404 | NuVasive, Inc.; Impulse Monitoring, Inc. | Bank of America, N.A., as Administrative Agent | Notice of Grant of Security Interest in Patents |
| May 17, 2017 Reel 42490, frame 236 | NuVasive, Inc.; Biotronic National, LLC; NuVasive Clinical Services Monitoring, Inc.; NuVasive Clinical Services, Inc.; NuVasive Specialized Orthopedics, Inc. | Bank of America, N.A., as Administrative Agent | Notice of Grant of Security Interest in Patents |
| Feb 28, 2020 Reel 52918, frame 595 | NuVasive, Inc.; NuVasive Clinical Services Monitoring, Inc.; NuVasive Clinical Services, Inc.; NuVasive Specialized Orthopedics, Inc. | Bank of America, N.A., 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 1275 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
9
later US patents cite this one
That is above the median of utility patents granted in 2012 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.