B01D 61/244
Comprising multiple dialysis steps
Official title: {comprising multiple dialysis steps}
B01D61/244 (Comprising multiple dialysis steps) appears on 58 US grants and 63 published applications in this corpus.
Search patents in B01D- Granted patents
- 58
- Published applications
- 63
- Assignees
- 38
- Inventors
- 107
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 4 |
| 2010 | 1 | 3 |
| 2011 | 5 | 3 |
| 2012 | 3 | 5 |
| 2013 | 1 | 4 |
| 2014 | 3 | 1 |
| 2015 | 3 | 3 |
| 2016 | 1 | 3 |
| 2017 | 0 | 2 |
| 2018 | 4 | 1 |
| 2019 | 2 | 2 |
| 2020 | 4 | 7 |
| 2021 | 2 | 1 |
| 2022 | 4 | 7 |
| 2023 | 2 | 3 |
| 2024 | 3 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hemodialysis system including a disposable set and a dialysis instrument20 Jan 2026US 12,527,898 B2Baxter Healthcare S. A.
- Apparatus for trending automated peritoneal dialysis treatments30 Dec 2025US 12,508,354 B2Baxter Healthcare S. A.
- Membrane and polymer for the manufacture thereof28 Jan 2025US 12,209,155 B2Solvay Specialty Polymers USA, LLC
- Method and installation for testing the integrity of a capillary dialyzer29 Oct 2024US 12,128,362 B2Fresenius Medical Care Deutschland GmbH
- Hemodialysis system including a disposable set and a dialysis instrument7 May 2024US 11,975,129 B2Baxter Healthcare S. A.
- System for desalinating water with sweeping gas membrane distillation26 Mar 2026US 2026/0084112 A1King Fahd University of Petroleum and Minerals
- Hemodialysis system including a disposable set and a dialysis instrument29 Aug 2024US 2024/0285836 A1Baxter Healthcare S. A.
- Apparatus for trending automated peritoneal dialysis treatments1 Aug 2024US 2024/0252729 A1Baxter Healthcare S. A.
- Solutions for continuous infusion of a drug administered via dialysis and dosing algorithm therefor4 Jan 2024US 2024/0001012 A1Drexel University
- Parabiotic dialysis systems and techniques28 Dec 2023US 2023/0414846 A1Fresenius Medical Care AG & Co. Kgaa
Most cited
By later US patents
- Multistage hemodiafiltration/hemofiltration method and apparatus104US 7,074,332 B2Nephros, Inc. · 2006
- Portable peritoneal dialysis system82US 8,777,892 B2Fresenius Medical Care Holdings, Inc. · 2014
- Method for the separation of protein-bound substances from a protein-containing liquid by dialysis78US 5,744,042 A1998
- Dialysate regeneration system for portable human dialysis62US 7,435,342 B2Chemica Technologies, Inc. · 2008
- Dialysate regeneration system for portable human dialysis55US 7,988,854 B2Chemica Technologies, Inc. · 2011