Collateral for a security interest recorded Aug 16, 2021 (Goldman Sachs Bank USA).
Term ended Feb 20, 2026 · High confidence
20-year base term ended Jan 28, 2025
Held by LivaNova USA, Inc.
Filed Jan 28, 2005 as application 11/046,601 · Granted Jul 14, 2009
Base term plus 388 days of patent term adjustment (USPTO delay)
Today
Term ended Feb 20, 2026
2005
2026
Clock starts
Jan 28, 2005
Jan 28, 2005
Term ended
Feb 20, 2026
Feb 20, 2026
Granted
Jul 14, 2009
Jul 14, 2009
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
388
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.
17
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 388 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 Jan 28, 2005, when this application, 11/046,601, was filed | Jan 28, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +388 days, USPTO patent term adjustment record | Feb 20, 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 | Feb 20, 2026 | High confidence |
This family
| US 6,609,025 | Term ended Jan 2021 | Jan 2021 |
| US 7,340,306 | Term ended Apr 2022 | Apr 2022 |
| US 7,751,891 | In force Dec 2027 | Dec 2027 |
| US 8,600,521 | In force May 2030 | May 2030 |
| US 7,561,918 | this patent Feb 2026 | Feb 2026 |
| US 7,310,557 | Term ended Aug 2026 | Aug 2026 |
| US 7,835,796 | In force Nov 2026 | Nov 2026 |
| US 7,711,419 | In force Jun 2027 | Jun 2027 |
8 of 17 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 |
|---|---|---|---|
| Jan 29, 2005 Reel 16246, frame 81 | Armstrong, Randolph; Armstrong, Scott | Cyberonics, Inc. | Assignment of Assignor's Interest |
| Jun 17, 2020 Reel 53673, frame 675 | LivaNova USA, Inc. | Ares Capital Corporation, As Collateral Agent | Patent Security Agreement |
| Jun 29, 2020 Reel 53306, frame 229 | Cyberonics, Inc. | LivaNova USA, Inc. | Change of Name |
| Dec 30, 2020 Reel 54881, frame 784 | LivaNova USA, Inc. | Acf Finco I LP, as Collateral Agent | Patent Security Agreement |
| Aug 16, 2021 Reel 57188, frame 1 | LivaNova USA, Inc. | Goldman Sachs Bank USA, as Collateral Agent | Security Interest |
| Aug 16, 2021 Reel 57189, frame 1 | Ares Capital Corporation, as Agent for the Lenders | LivaNova USA, Inc. | Release of Security Interest |
| Sep 20, 2021 Reel 57552, frame 378 | Acf Finco I LP | LivaNova USA, 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
Note
The 388 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
116
later US patents cite this one
That is top 10% of utility patents granted in 2009 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.