Collateral for a security interest recorded Aug 16, 2021 (Goldman Sachs Bank USA).
Term ends May 25, 2030 · High confidence
20-year base term ended Jan 27, 2025
Held by LivaNova USA, Inc.
Filed Jan 27, 2005 as application 11/045,602 · Granted Dec 3, 2013
Base term plus 1944 days of patent term adjustment (USPTO delay)
Today
2005
2030
Clock starts
Jan 27, 2005
Jan 27, 2005
Term ends
May 25, 2030
May 25, 2030
Granted
Dec 3, 2013
Dec 3, 2013
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
1,944
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 1944 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 27, 2005, when this application, 11/045,602, was filed | Jan 27, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1944 days, USPTO patent term adjustment record | May 25, 2030 | 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 | May 25, 2030 | 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 | this patent May 2030 | May 2030 |
| US 7,561,918 | Term ended 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 27, 2005 Reel 16236, frame 52 | Armstrong, Randolph K.; Armstrong, Scott A. | 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
May 2030
Term ends May 25, 2030. No further fees fall due before then
Note
The 1944 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
296
later US patents cite this one
That is top 5% of utility patents granted in 2013 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.