A61M 1/302
Having a reservoir for withdrawn untreated blood
Official title: {having a reservoir for withdrawn untreated blood}
A61M1/302 (Having a reservoir for withdrawn untreated blood) appears on 139 US grants and 64 published applications in this corpus.
Search patents in A61M- Granted patents
- 139
- Published applications
- 64
- Assignees
- 30
- Inventors
- 137
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 2 | 9 |
| 2003 | 5 | 5 |
| 2004 | 9 | 5 |
| 2005 | 5 | 6 |
| 2006 | 3 | 5 |
| 2007 | 3 | 0 |
| 2008 | 3 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 4 |
| 2013 | 3 | 5 |
| 2014 | 2 | 4 |
| 2015 | 3 | 0 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Syringe-based manual extracorporeal blood treatment systems and methods employing batch processing3 Jun 2025US 12,318,526 B2Stavro Medical, Inc.
- Blood component collection cassette having flow control features for pressure sensing26 Mar 2024US 11,938,256 B2Terumo Kabushiki Kaisha
- Methods and systems for providing red blood cell products with reduced plasma9 Jan 2024US 11,864,553 B2Fenwal, Inc.
- Medical fluid cassettes and related systems28 Nov 2023US 11,826,503 B2Children's Healthcare of Atlanta, Inc.
- Blood component collection system with pressure detection apparatus having two load detectors and method5 Jan 2021US 10,881,765 B2Terumo Kabushiki Kaisha
- Single needle dialysis system and methods27 Aug 2026US 2026/0248989 A1Outset Medical, Inc.
- Alternating flow intravascular catheters and related technologies14 May 2026US 2026/0131058 A1
- Single or double lumen system21 Aug 2025US 2025/0262369 A1Stavro Medical, Inc.
- Blood purification apparatus16 May 2024US 2024/0157037 A1Nikkiso Co., Ltd.
- Single lumen hybrid connection to legacy system23 Nov 2023US 2023/0372594 A1Stavro Medical, Inc.
Most cited
By later US patents
- Extracorporeal circulation apparatus437US 4,828,543 A1989
- Combined hemofiltration and hemodialysis system264US 5,114,580 AThe Board of Regents of the University of Washington · 1992
- Programmable, fluid pressure actuated blood processing systems and methods236US 6,949,079 B1Baxter International Inc. · 2005
- Enhanced yield platelet collection systems and methods216US 5,370,802 ABaxter International Inc. · 1994
- Apparatus for the exchange of cerebrospinal fluid and a method of treating brain and spinal cord injuries206US 4,904,237 A1990