A61M 1/267
Used for pumping
Official title: {used for pumping}
A61M1/267 (Used for pumping) appears on 324 US grants and 369 published applications in this corpus.
Search patents in A61M- Granted patents
- 324
- Published applications
- 369
- Assignees
- 108
- Inventors
- 461
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 4 |
| 2003 | 1 | 1 |
| 2004 | 4 | 4 |
| 2005 | 3 | 2 |
| 2006 | 3 | 2 |
| 2007 | 0 | 4 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 3 | 4 |
| 2011 | 5 | 13 |
| 2012 | 1 | 6 |
| 2013 | 9 | 18 |
| 2014 | 7 | 16 |
| 2015 | 15 | 14 |
| 2016 | 18 | 28 |
| 2017 | 20 | 32 |
| 2018 | 18 | 24 |
| 2019 | 26 | 28 |
| 2020 | 24 | 41 |
| 2021 | 31 | 36 |
| 2022 | 24 | 16 |
| 2023 | 25 | 20 |
| 2024 | 27 | 20 |
| 2025 | 24 | 19 |
| 2026 | 7 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Portable dialysate generator28 Jul 2026US 12,691,207 B2TDA Research, Inc.
- System for removing uremic toxins in dialysis processes26 May 2026US 12,636,415 B2Vantive Health GmbH
- Catheter for membrane blood oxygenation28 Apr 2026US 12,611,536 B2
- Diagnostic methods and systems using sound detection31 Mar 2026US 12,592,316 B2Fresenius Medical Care Holdings, Inc.
- Microfluidic flow control using direct-current peristaltic pump17 Mar 2026US 12,576,194 B2The Regents of the University of Michigan
- Pumping system and method for home healthcare devices8 Oct 2026US 2026/0306727 A1
- Controlling an apparatus for production of medical fluid for use in dialysis therapy1 Oct 2026US 2026/0295134 A1
- Blood purification device and method for controlling liquid feed pump3 Sep 2026US 2026/0256995 A1Nikkiso Co., Ltd.
- System and method for maintaining working physiological resin bead gel composition within an artificial kidney16 Jul 2026US 2026/0199572 A1Cath Dry Global Corp.
- Va ecmo with pulmonary artery ventilation26 Mar 2026US 2026/0083887 A1CardiacAssist, Inc.
Most cited
By later US patents
- Dialysis instrument with dialysate side pump for moving body fluids336US 4,661,246 AAsh Medical Systems, Inc. · 1987
- Automated dialysis system297US 7,153,286 B2Baxter Healthcare S. A. · 2006
- Blood treatment systems and methods274US 8,409,441 B2DEKA Products Limited Partnership · 2013
- Tube occluder for occluding collapsible tubes240US 7,559,524 B2DEKA Products Limited Partnership · 2009
- High convection home hemodialysis/hemofiltration and sorbent system230US 8,029,454 B2Baxter Healthcare S. A. · 2011