A61M 1/3696
With means for adding or withdrawing liquid substances during the centrifugation
Official title: {with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation}
A61M1/3696 (With means for adding or withdrawing liquid substances during the centrifugation) appears on 725 US grants and 609 published applications in this corpus.
Search patents in A61M- Granted patents
- 725
- Published applications
- 609
- Assignees
- 143
- Inventors
- 670
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 15 | 0 |
| 1997 | 25 | 0 |
| 1998 | 30 | 0 |
| 1999 | 28 | 0 |
| 2000 | 18 | 0 |
| 2001 | 27 | 8 |
| 2002 | 17 | 47 |
| 2003 | 26 | 28 |
| 2004 | 36 | 33 |
| 2005 | 27 | 29 |
| 2006 | 19 | 34 |
| 2007 | 18 | 26 |
| 2008 | 17 | 23 |
| 2009 | 15 | 26 |
| 2010 | 25 | 18 |
| 2011 | 17 | 22 |
| 2012 | 20 | 12 |
| 2013 | 20 | 26 |
| 2014 | 14 | 29 |
| 2015 | 14 | 23 |
| 2016 | 15 | 20 |
| 2017 | 23 | 24 |
| 2018 | 19 | 24 |
| 2019 | 18 | 19 |
| 2020 | 22 | 25 |
| 2021 | 19 | 20 |
| 2022 | 13 | 13 |
| 2023 | 15 | 31 |
| 2024 | 21 | 25 |
| 2025 | 21 | 17 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for high-throughput blood component collection22 Sep 2026US 12,741,074 B2Terumo BCT, Inc.
- Integrated autotransfusion bowl and fluid line organizer4 Aug 2026US 12,697,421 B2Sorin Group Italia S.r.l.
- Plasmapheresis device7 Jul 2026US 12,673,146 B2Eliaz Therapeutic, Inc.
- Apheresis system safety features16 Jun 2026US 12,653,937 B2Terumo BCT, Inc.
- Adjustment of target interface position in a centrifuge based on lipid concentration2 Jun 2026US 12,642,903 B2Fenwal, Inc.
- System and method of plasma collection20 Aug 2026US 2026/0241090 A1Fenwal, Inc.
- Adjustment Of The Measurement Of The Cell Concentration Of A Fluid25 Jun 2026US 2026/0177469 A1
- Filter device4 Jun 2026US 2026/0151547 A1Terumo Kabushiki Kaisha
- Blood Processing Systems7 May 2026US 2026/0124345 A1Fenwal, Inc.
- Centrifugal Separation And Collection Of Plasma12 Mar 2026US 2026/0069749 A1Fenwal, Inc.
Most cited
By later US patents
- Pumping cartridge including a bypass valve and method for directing flow in a pumping cartridge543US 6,416,293 B1DEKA Products Limited Partnership · 2002
- Extracorporeal blood processing methods and apparatus403US 6,200,287 B1Gambro AB · 2001
- Blood processing method and apparatus with disposable cassette356US 5,273,517 AHaemonetics Corporation · 1993
- Methods and systems for pulsed delivery of fluids from a pump296US 6,604,908 B1DEKA Products Limited Partnership · 2003
- Blood processing method and apparatus with disposable cassette295US 5,311,908 AHaemonetics Corporation · 1994