A61M 2205/705
Testing of filters for leaks
A61M2205/705 (Testing of filters for leaks) appears on 109 US grants and 80 published applications in this corpus.
Search patents in A61M- Granted patents
- 109
- Published applications
- 80
- Assignees
- 38
- Inventors
- 203
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 13 | 0 |
| 1998 | 10 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 3 |
| 2004 | 3 | 5 |
| 2005 | 1 | 3 |
| 2006 | 3 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 4 |
| 2013 | 2 | 3 |
| 2014 | 2 | 1 |
| 2015 | 1 | 3 |
| 2016 | 3 | 1 |
| 2017 | 0 | 6 |
| 2018 | 3 | 4 |
| 2019 | 5 | 5 |
| 2020 | 4 | 3 |
| 2021 | 4 | 8 |
| 2022 | 0 | 1 |
| 2023 | 6 | 6 |
| 2024 | 7 | 8 |
| 2025 | 4 | 5 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Evaluating the integrity of a forward osmosis membrane using transmembrane pressure2 Jun 2026US 12,643,073 B2Gambro Lundia AB
- Process for testing filters12 May 2026US 12,623,189 B2Gambro Lundia AB
- Dialysis system having filter testing6 Jan 2026US 12,514,966 B2Baxter Healthcare S. A.
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney23 Dec 2025US 12,502,466 B2Cath Dry Global Corp.
- Flow path fault detection method for a respiratory assistance apparatus23 Sep 2025US 12,420,038 B2Fisher & Paykel Healthcare Limited
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney16 Jul 2026US 2026/0199572 A1Cath Dry Global Corp.
- Flow path fault detection method for a respiratory assistance apparatus7 May 2026US 2026/0124412 A1Fisher & Paykel Healthcare Limited
- Blood treatment device6 Nov 2025US 2025/0339592 A1Fresenius Medical Care AG
- Method and an apparatus for evaluating a condition of a water purification system11 Sep 2025US 2025/0282648 A1Baxter Healthcare S. A.
- Apparatus and methods for a dialysis system having an ultrafilter3 Jul 2025US 2025/0213762 A1Baxter Healthcare S. A.
Most cited
By later US patents
- Method and apparatus for kidney dialysis736US 5,247,434 AAlthin Medical, Inc. · 1993
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Combined hemofiltration and hemodialysis system264US 5,114,580 AThe Board of Regents of the University of Washington · 1992
- Hemodialysis apparatus256US 4,267,040 ADr. Edward Fresenuis, Chemischpharmazeutische Industrie KG, Apparatebau KG · 1981
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999