Collateral for a security interest recorded Nov 20, 2014 (Capital Royalty Partners II L.P.).
Term ends Dec 16, 2030 · High confidence
20-year base term ended Sep 21, 2026
Held by Neuropace, Inc.
Filed Sep 21, 2006 as application 11/525,586 · Granted Oct 20, 2015
Base term plus 1547 days of patent term adjustment (USPTO delay)
Today
2006
2030
Clock starts
Sep 21, 2006
Sep 21, 2006
Term ends
Dec 16, 2030
Dec 16, 2030
Granted
Oct 20, 2015
Oct 20, 2015
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
1,547
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
4
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 1547 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are 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, 2006, when this application, 11/525,586, was filed | Sep 21, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1547 days, USPTO patent term adjustment record | Dec 16, 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 16, 2030 | High confidence |
This family
| US 9,162,051 | this patent Dec 2030 | Dec 2030 |
| US 9,162,052 | In force Nov 2026 | Nov 2026 |
| US 9,265,931 | Lapsed on the fee record Feb 2024 | Feb 2024 |
| US 9,265,946 | Lapsed on the fee record Feb 2024 | Feb 2024 |
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 13, 2006 Reel 18626, frame 942 | Morrell, Martha J. | Neuropace, Inc. | Assignment of Assignor's Interest |
| Nov 20, 2014 Reel 34410, frame 767 | Neuropace, Inc. | Capital Royalty Partners II L.P.; Capital Royalty Partners II - Parallel Fund "a" L.P.; Parallel Investment Opportunities Partners II L.P. | Short-Form Patent Security Agreement |
| Nov 20, 2014 reel/frame not recorded | Neuropace, Inc. | Capital Royalty Partners II L.P. | Short-Form Patent Security Agreement |
| Nov 20, 2014 reel/frame not recorded | Neuropace, Inc. | Capital Royalty Partners II - Parallel Fund "a" L.P. | Short-Form Patent Security Agreement |
| Nov 20, 2014 reel/frame not recorded | Neuropace, Inc. | Parallel Investment Opportunities Partners II L.P. | Short-Form Patent Security Agreement |
| Sep 25, 2020 Reel 53885, frame 932 | Neuropace, Inc. | CRG Servicing LLC | Security Interest |
| Jun 4, 2025 Reel 71495, frame 800 | CRG Servicing LLC as Successor to Capital Royalty Partners II L.P., Capital Royalty Partners II - Parallel Fund "a" L.P., and Parallel Investment Opportunities Partners II L.P. | Neuropace Inc. | Release of Security Interest |
| Jun 25, 2025 Reel 71712, frame 422 | Neuropace, Inc. | Midcap Funding IV Trust | 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
Dec 2030
Term ends Dec 16, 2030. Maintenance fees still fall due before then
Note
The 1547 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
110
later US patents cite this one
That is top 5% of utility patents granted in 2015 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.