Term ends Mar 15, 2033 · High confidence
20-year base term ends Mar 15, 2033
Held by Neuropro Technologies, Inc.
Filed Sep 9, 2022 as application 17/941,996 · Granted Mar 10, 2026
Base term plus 599 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2013
2033
Clock starts
Mar 15, 2013
Mar 15, 2013
Term ends
Mar 15, 2033
Mar 15, 2033
Granted
Mar 10, 2026
Mar 10, 2026
base term
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
599
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,709,574, US 11,439,517.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
9
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 599 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 0 of 1 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 Mar 15, 2013, when application 13/838,119, the earliest non-provisional in its chain, was filed (this one was filed Sep 9, 2022) | Mar 15, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +599 days, USPTO patent term adjustment record | Nov 4, 2034 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,709,574, US 11,439,517) | capped to Mar 15, 2033 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 1 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 15, 2033 | High confidence |
This family
| US 9,532,883 | In force Mar 2033 | Mar 2033 |
| Application PCT/US2013/036378 | PCT application no patent term | no patent term |
| US 10,016,283 | In force Mar 2033 | Mar 2033 |
| US 10,159,583 | In force Mar 2033 | Mar 2033 |
| Application PCT/US2018/013644 | PCT application no patent term | no patent term |
| US 10,709,574 | In force Mar 2033 | Mar 2033 |
| US 11,439,517 | In force Mar 2033 | Mar 2033 |
| US 12,569,351 | this patent Mar 2033 | Mar 2033 |
8 of 9 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 |
|---|---|---|---|
| Sep 9, 2022 Reel 61052, frame 432 | McLuen, Gary R.; Baker, Daniel R.; Remington, Benjamin R. | Neuropro Technologies, Inc. | Assignment of Assignor's Interest |
| Mar 18, 2025 Reel 70547, frame 447 | Neuropro Technologies, Inc. | U.S. Eagle Federal Credit Union | Security Interest |
| Aug 4, 2025 Reel 71923, frame 30 | U.S. Eagle Federal Credit Union | Neuropro Spinal Jaxx Inc.; Neuropro Technologies, Inc. | Release of Security Interest |
| Aug 4, 2025 reel/frame not recorded | U.S. Eagle Federal Credit Union | Neuropro Spinal Jaxx Inc. | Release of Security Interest |
| Aug 4, 2025 reel/frame not recorded | U.S. Eagle Federal Credit Union | Neuropro Technologies, 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
Mar 2033
Term ends Mar 15, 2033. Maintenance fees still fall due before then
Note
The 599 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,709,574, US 11,439,517.
Citations
We have no citation count for this patent yet. That is not the same as never having been cited.
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.