Term ends Sep 29, 2031 · High confidence
20-year base term ends Jul 8, 2030
Held by Catheter Wave Innovations LLC
Filed Oct 5, 2015 as application 14/874,650 · Granted May 5, 2020
Base term plus 448 days of patent term adjustment (USPTO delay)
Today
2010
2031
Clock starts
Jul 8, 2010
Jul 8, 2010
Term ends
Sep 29, 2031
Sep 29, 2031
Granted
May 5, 2020
May 5, 2020
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
448
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
27
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 448 days past its 20-year base term on prosecution delay. 1 of 2 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 Jul 8, 2010, when application 12/832,932, the earliest non-provisional in its chain, was filed (this one was filed Oct 5, 2015) | Jul 8, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +448 days, USPTO patent term adjustment record | Sep 29, 2031 | 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 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 29, 2031 | High confidence |
This family
| US 8,556,813 | In force Sep 2031 | Sep 2031 |
| US 9,161,768 | In force Aug 2030 | Aug 2030 |
| US 10,058,340 | In force Nov 2032 | Nov 2032 |
| US 9,675,368 | In force May 2034 | May 2034 |
| US 9,522,011 | In force Jul 2030 | Jul 2030 |
| US 10,238,405 | In force Jan 2032 | Jan 2032 |
| US 10,639,051 | this patent Sep 2031 | Sep 2031 |
| US 11,666,348 | In force Jul 2030 | Jul 2030 |
8 of 27 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 |
|---|---|---|---|
| Oct 19, 2015 Reel 36819, frame 927 | Cioanta, Iulian; Cashman, Christopher M. | Sanuwave, Inc. | Assignment of Assignor's Interest |
| Aug 7, 2020 Reel 53436, frame 953 | Sanuwave, Inc. | NH Expansion Credit Fund Holdings LP | Security Interest |
| Mar 6, 2024 Reel 66743, frame 406 | North Haven Expansion Credit Fund Holdings LP | Sanuwave, Inc. | Termination and Release |
| Aug 26, 2025 Reel 72125, frame 296 | Sanuwave, Inc. | Vascular Wave LLC | Assignment of Assignor's Interest |
| Sep 10, 2026 Reel 75971, frame 465 | Vascular Wave LLC | Catheter Wave Innovations LLC | Merger |
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.
What's changing
Sep 2031
Term ends Sep 29, 2031. Maintenance fees still fall due before then
Note
The 448 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
31
later US patents cite this one
That is top 10% 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.