Term ends Mar 13, 2034 · High confidence
20-year base term ends Mar 13, 2034
Held by Neuropro Technologies, Inc.
Filed Aug 31, 2018 as application 16/119,809 · Granted Mar 3, 2020
Base term, 20 years from filing
Today
2014
2034
Clock starts
Mar 13, 2014
Mar 13, 2014
Term ends
Mar 13, 2034
Mar 13, 2034
Granted
Mar 3, 2020
Mar 3, 2020
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
6
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 is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is 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 13, 2014, when application 14/210,094, the earliest non-provisional in its chain, was filed (this one was filed Aug 31, 2018) | Mar 13, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 13, 2034 | High confidence |
This family
| US 10,098,757 | In force Aug 2034 | Aug 2034 |
| US 10,575,966 | this patent Mar 2034 | Mar 2034 |
| US 11,399,956 | In force Aug 2034 | Aug 2034 |
| US 11,963,884 | In force Mar 2034 | Mar 2034 |
| US 12,409,050 | In force Mar 2034 | Mar 2034 |
| Application 19/315,718 | Pending not computed | not computed |
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 |
|---|---|---|---|
| Aug 31, 2018 Reel 46770, frame 713 | Logan, Joseph N.; McLuen, Gary R.; Baker, Daniel 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 71922, frame 846 | 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.
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Alerts on its grants, lapses and transfers.
What's changing
Mar 2034
Term ends Mar 13, 2034. Maintenance fees still fall due before then
Citations
40
later US patents cite this one
That is top 5% of utility patents granted in 2020 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.