Collateral for a security interest recorded Sep 26, 2025 (JPMorgan Chase Bank, N.A.).
Term ends Sep 7, 2035 · High confidence
20-year base term ends Nov 18, 2034
Held by Sanuwave Health, Inc.
Filed Oct 11, 2019 as application 16/599,389 · Granted May 17, 2022
Base term plus 293 days of patent term adjustment (USPTO delay)
Today
2014
2035
Clock starts
Nov 18, 2014
Nov 18, 2014
Term ends
Sep 7, 2035
Sep 7, 2035
Granted
May 17, 2022
May 17, 2022
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
293
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
5
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 293 days past its 20-year base term on 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 Nov 18, 2014, when application 14/546,808, the earliest non-provisional in its chain, was filed (this one was filed Oct 11, 2019) | Nov 18, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +293 days, USPTO patent term adjustment record | Sep 7, 2035 | 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 | Sep 7, 2035 | High confidence |
This family
| US 11,224,767 | In force Nov 2034 | Nov 2034 |
| Application 62/368,297 | Provisional application no patent term | no patent term |
| Application PCT/US2017/044323 | PCT application no patent term | no patent term |
| Application 16/321,797 | Abandoned not computed | not computed |
| US 11,331,520 | this patent Sep 2035 | Sep 2035 |
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 |
|---|---|---|---|
| Jul 17, 2020 Reel 53243, frame 80 | Celularity Functional Regeneration, LLC | Celularity Inc. | Assignment of Assignor's Interest |
| Aug 7, 2020 Reel 53435, frame 842 | Sanuwave Health, Inc. | NH Expansion Credit Fund Holdings LP | Security Interest |
| Nov 6, 2020 Reel 54299, frame 846 | Celularity Inc. | Sanuwave Health, Inc. | Assignment of Assignor's Interest |
| Sep 26, 2025 Reel 72385, frame 48 | Sanuwave Health, Inc. | Jpmorgan Chase Bank, N.a. | Security Interest |
| Sep 30, 2025 Reel 72416, frame 904 | NH Expansion Credit Fund Holdings LP | Sanuwave Health, 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
Sep 2035
Term ends Sep 7, 2035. Maintenance fees still fall due before then
Note
The 293 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is above the median of utility patents granted in 2022 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.