Nuwellis, Inc.
2 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Dec 2039
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Apr 24, 2027The maintenance fee for Venous blood flow stimulator for extracorporeal therapy (US 11,793,709) comes due Apr 24, 2027. Unpaid by Oct 25, 2027, it lapses early.
- 1 fee due May 14, 2027The maintenance fee for Extracorporeal Blood Filtering Machine and Methods (US 11,813,390) comes due May 14, 2027. Unpaid by Nov 15, 2027, it lapses early.
- 1 fee due Jul 9, 2027The maintenance fee for Extracorporeal Blood Filtering Machine and Methods (US 11,865,302) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,633,529 | Blood Filtration Systems In force · High confidence | In force | High confidence | |
| US 11,419,969 | Neonatal and pediatric blood filtration system In force · From the USPTO record | In force | From the USPTO record | |
| US 11,793,709 | Venous blood flow stimulator for extracorporeal therapy In force · From the USPTO record | In force | From the USPTO record | |
| US 12,011,416 | Venous blood flow stimulator for extracorporeal therapy In force · From the USPTO record | In force | From the USPTO record | |
| US 12,678,592 | Dual Lumen Catheter In force · High confidence | In force | High confidence | |
| US 11,813,390 | Extracorporeal Blood Filtering Machine and Methods In force · High confidence | In force | High confidence | |
| US 11,865,302 | Extracorporeal Blood Filtering Machine and Methods In force · High confidence | In force | High confidence | |
| US 11,986,584 | Extracorporeal Blood Filtering Machine and Methods In force · High confidence | In force | High confidence | |
| US 11,998,673 | Extracorporeal Blood Filtering Machine and Methods In force · High confidence | In force | High confidence | |
| US 12,280,007 | Extracorporeal Blood Filtering Machine and Methods In force · High confidence | In force | High confidence |
Also on record, not counted in the 13: 2 patents in force now held by others · 9 lapsed for an unpaid fee · 10 ended at full term. List them
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
2 pending · 2 no status recorded