A61M 1/1656
Apparatus for preparing dialysates
Official title: {Apparatus for preparing dialysates}
A61M1/1656 (Apparatus for preparing dialysates) appears on 1,337 US grants and 1,465 published applications in this corpus.
Search patents in A61M- Granted patents
- 1,337
- Published applications
- 1,465
- Assignees
- 255
- Inventors
- 1,686
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 7 | 0 |
| 1981 | 1 | 0 |
| 1982 | 8 | 0 |
| 1983 | 12 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 7 | 0 |
| 1988 | 14 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 12 | 0 |
| 1997 | 22 | 0 |
| 1998 | 24 | 0 |
| 1999 | 18 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 5 |
| 2002 | 8 | 14 |
| 2003 | 17 | 37 |
| 2004 | 20 | 25 |
| 2005 | 13 | 26 |
| 2006 | 20 | 19 |
| 2007 | 15 | 15 |
| 2008 | 7 | 24 |
| 2009 | 9 | 46 |
| 2010 | 20 | 33 |
| 2011 | 37 | 64 |
| 2012 | 27 | 58 |
| 2013 | 51 | 77 |
| 2014 | 36 | 62 |
| 2015 | 54 | 56 |
| 2016 | 52 | 57 |
| 2017 | 62 | 75 |
| 2018 | 54 | 81 |
| 2019 | 74 | 92 |
| 2020 | 70 | 91 |
| 2021 | 63 | 85 |
| 2022 | 74 | 103 |
| 2023 | 64 | 87 |
| 2024 | 89 | 89 |
| 2025 | 93 | 99 |
| 2026 | 54 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 1/166Heating561
- A61M 1/1668Details of containers526
- A61M 1/1666By dissolving solids338
- A61M 1/1672Using membrane filters255
- A61M 1/1658Degasification191
- A61M 1/1674Using uv radiation sources for sterilising the dialysate88
- A61M 1/1657With centralised supply of dialysate or constituent thereof for more than one55
Recent patents
- Automated peritoneal dialysis cycler having gravimetric control29 Sep 2026US 12,746,314 B2Vantive Health GmbH
- Method for controlling a blood treatment apparatus, and apparatuses29 Sep 2026US 12,746,315 B2Fresenius Medical Care Deutschland GmbH
- Blood purification device having improved serviceability22 Sep 2026US 12,741,069 B2Nikkiso Co., Ltd.
- Control of fluid temperature in a dialysis system22 Sep 2026US 12,741,070 B2Gambro Lundia AB
- Liquid pumping cassettes and associated pressure distribution manifold and related methods8 Sep 2026US 12,729,676 B2DEKA Products Limited Partnership
- Device for producing dialysis liquid8 Oct 2026US 2026/0306725 A1
- System and method for detecting a concentrate container connected to a blood treatment device8 Oct 2026US 2026/0306726 A1Fresenius Medical Care Deutschland GmbH
- Controlling an apparatus for production of medical fluid for use in dialysis therapy1 Oct 2026US 2026/0295134 A1
- Medical fluid generation system24 Sep 2026US 2026/0284285 A1Vantive Health GmbH
- System and method for connecting a concentrate container to a blood treatment device24 Sep 2026US 2026/0284286 A1Fresenius Medical Care Deutschland GmbH
Most cited
By later US patents
- Method and apparatus for kidney dialysis736US 5,247,434 AAlthin Medical, Inc. · 1993
- Computer-control medical care system620US 4,370,983 A1983
- Medical fluid pump572US 6,814,547 B2Baxter Healthcare S. A. · 2004
- Peritoneal dialysis system with variable pressure drive539US 5,938,634 ABaxter International Inc. · 1999
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997