A61M 2039/2453
Not being fixed to the valve body
Official title: {not being fixed to the valve body}
A61M2039/2453 (Not being fixed to the valve body) appears on 41 US grants and 35 published applications in this corpus.
Search patents in A61M- Granted patents
- 41
- Published applications
- 35
- Assignees
- 18
- Inventors
- 53
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 4 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 4 |
| 2018 | 1 | 1 |
| 2019 | 2 | 3 |
| 2020 | 6 | 4 |
| 2021 | 5 | 2 |
| 2022 | 3 | 4 |
| 2023 | 3 | 2 |
| 2024 | 0 | 1 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Medical fluid transfer device14 Oct 2025US 12,440,661 B2ICU Medical, Inc.
- Stepped check valves5 Aug 2025US 12,379,037 B2CareFusion 303, Inc.
- Transfer catheter for ultraviolet disinfection7 Jan 2025US 12,186,466 B2PuraCath Medical, Inc.
- Check valve with integrated filter3 Oct 2023US 11,773,994 B2CareFusion 303, Inc.
- Color changing and pressure sensing check valves5 Sep 2023US 11,746,913 B2CareFusion 303, Inc.
- Stepped check valves20 Nov 2025US 2025/0354618 A1CareFusion 303, Inc.
- Stepped check valves20 Jun 2024US 2024/0200675 A1CareFusion 303, Inc.
- Hemolysis-reduction accessories for direct blood draw16 Nov 2023US 2023/0363675 A1CareFusion 303, Inc.
- Color changing and pressure sensing check valves30 Mar 2023US 2023/0099255 A1CareFusion 303, Inc.
- Check valve with integrated filter15 Dec 2022US 2022/0397206 A1CareFusion 303, Inc.
Most cited
By later US patents
- Control of fluid flow with internal cannula337US 5,806,831 A1998
- Parenteral apparatus with one-way valve170US 4,005,710 AAbbott Laboratories · 1977
- Low actuation pressure unidirectional flow valve72US 5,727,594 A1998
- Medical administration set with backflow check valve64US 4,354,492 AAmerican Hospital Supply Corporation · 1982
- Method and apparatus for injecting fluids into IV line59US 4,871,353 A1989