A61M 2005/1657
Filter with membrane
Official title: {Filter with membrane, e.g. membrane, flat sheet type infusion filter}
A61M2005/1657 (Filter with membrane) appears on 80 US grants and 87 published applications in this corpus.
Search patents in A61M- Granted patents
- 80
- Published applications
- 87
- Assignees
- 64
- Inventors
- 242
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 4 |
| 2015 | 0 | 2 |
| 2016 | 3 | 10 |
| 2017 | 3 | 2 |
| 2018 | 2 | 0 |
| 2019 | 3 | 3 |
| 2020 | 1 | 4 |
| 2021 | 5 | 12 |
| 2022 | 1 | 13 |
| 2023 | 9 | 9 |
| 2024 | 2 | 11 |
| 2025 | 5 | 6 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drug delivery device including reservoir with flexible lining24 Feb 2026US 12,558,477 B2Insulet Corporation
- Apparatus for filtering amniotic fluid11 Nov 2025US 12,465,878 B2Amniotics AB
- Microporous material and systems and methods for making the same24 Jun 2025US 12,338,338 B2
- Filtration device17 Jun 2025US 12,329,929 B2Terumo Kabushiki Kaisha
- Drip chamber insert for automatically reducing fluid flow rate at infusion completion to keep vein open28 Jan 2025US 12,208,233 B2CareFusion 303, Inc.
- Fluid delivery filters31 Jul 2025US 2025/0242110 A1Medtronic MiniMed, Inc.
- Device for separating bubbles from injectable drugs5 Jun 2025US 2025/0177658 A1Chungmed Co., Ltd.
- Drip chamber insert for automatically reducing fluid flow rate at infusion completion to keep vein open10 Apr 2025US 2025/0114515 A1CareFusion 303, Inc.
- Microporous material and systems and methods for making the same13 Feb 2025US 2025/0051535 A1
- Infusion hub, infusion set, and associated methods23 Jan 2025US 2025/0025626 A1
Most cited
By later US patents
- Fluid filtration device and system265US 9,867,914 B2Buffalo Filter LLC · 2018
- Fluid transfer device connecting a medicinal vessel and an IV bag in closed system189US 6,221,041 B1Eurospital S.p.A. · 2001
- Gas separating and venting filter105US 4,298,358 ABaxter Travenol Laboratories, Inc. · 1981
- Apparatus and method for removing gasses from a liquid95US 7,097,690 B2SciMed Life Systems, Inc. · 2006
- Vented flexible filtration device for use in administering parenteral liquids94US 4,276,170 ACritikon, Inc. · 1981