A61M 2205/75
General characteristics of the apparatus: with filters
Official title: with filters
A61M2205/75 (General characteristics of the apparatus: with filters) appears on 2,766 US grants and 4,056 published applications in this corpus.
Search patents in A61M- Granted patents
- 2,766
- Published applications
- 4,056
- Assignees
- 1,273
- Inventors
- 5,660
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 14 | 0 |
| 1990 | 9 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 22 | 0 |
| 1996 | 9 | 0 |
| 1997 | 29 | 0 |
| 1998 | 23 | 0 |
| 1999 | 19 | 0 |
| 2000 | 21 | 0 |
| 2001 | 19 | 7 |
| 2002 | 13 | 27 |
| 2003 | 19 | 29 |
| 2004 | 21 | 35 |
| 2005 | 9 | 36 |
| 2006 | 16 | 50 |
| 2007 | 21 | 41 |
| 2008 | 12 | 35 |
| 2009 | 22 | 77 |
| 2010 | 25 | 81 |
| 2011 | 48 | 107 |
| 2012 | 63 | 99 |
| 2013 | 75 | 92 |
| 2014 | 74 | 134 |
| 2015 | 103 | 192 |
| 2016 | 104 | 208 |
| 2017 | 120 | 193 |
| 2018 | 136 | 223 |
| 2019 | 166 | 246 |
| 2020 | 188 | 310 |
| 2021 | 205 | 380 |
| 2022 | 225 | 368 |
| 2023 | 223 | 313 |
| 2024 | 260 | 286 |
| 2025 | 251 | 300 |
| 2026 | 120 | 187 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 2205/7536Allowing gas passage, but preventing liquid passageIndexing code810
- A61M 2205/7545For solid matterIndexing code611
- A61M 2205/7518BacterialIndexing code420
- A61M 2205/7527Liquophilic, hydrophilicIndexing code250
- A61M 2205/7509For virusIndexing code156
- A61M 2205/7554With means for unclogging or regenerating filtersIndexing code121
- A61M 2205/7563With means preventing clogging of filtersIndexing code110
- A61M 2205/7581With means for switching over to a fresh filter on clogging orIndexing code66
Recent patents
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- Droplet device actuation from inhalation sensing15 Sep 2026US 12,734,312 B2Pneuma Respiratory, Inc.
- An insufflator, an insufflating system and a method for insufflating a cavity in the body of a human or animal subject8 Oct 2026US 2026/0306757 A1Palliare Limited
- Powder inhalation system8 Oct 2026US 2026/0306758 A1Japan Tobacco Inc.
- Device for supplying breating gas8 Oct 2026US 2026/0306770 A1Loewenstein Medical Technology S.A.
- Blood transfusion for thrombectomy devices, and systems and methods thereof1 Oct 2026US 2026/0295138 A1Endovascular Engineering, Inc.
- Blood transfusion for thrombectomy devices, and systems and methods thereof1 Oct 2026US 2026/0295139 A1Endovascular Engineering, Inc.
Most cited
By later US patents
- Apparatus for removing fluid from a wound1,682US 5,549,584 AThe Kendall Company · 1996
- Drug administration method1,497US 7,427,607 B2Next21 K.K. · 2008
- Vacuum wound drainage system and lipids baffle therefor1,373US 4,655,754 AStryker Corporation · 1987
- Wound dressing1,355US 8,764,732 B2Smith & Nephew, Inc. · 2014
- Wound dressing1,225US 8,808,274 B2Smith & Nephew, Inc. · 2014