A61M 1/784
By filtering, sterilising or disinfecting the exhaust air
Official title: {by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves}
A61M1/784 (By filtering, sterilising or disinfecting the exhaust air) appears on 447 US grants and 514 published applications in this corpus.
Search patents in A61M- Granted patents
- 447
- Published applications
- 514
- Assignees
- 151
- Inventors
- 618
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 6 |
| 2003 | 5 | 8 |
| 2004 | 7 | 7 |
| 2005 | 3 | 10 |
| 2006 | 7 | 3 |
| 2007 | 1 | 15 |
| 2008 | 3 | 5 |
| 2009 | 9 | 23 |
| 2010 | 8 | 25 |
| 2011 | 10 | 26 |
| 2012 | 17 | 13 |
| 2013 | 25 | 30 |
| 2014 | 24 | 36 |
| 2015 | 18 | 18 |
| 2016 | 22 | 27 |
| 2017 | 15 | 25 |
| 2018 | 22 | 34 |
| 2019 | 21 | 41 |
| 2020 | 30 | 31 |
| 2021 | 30 | 30 |
| 2022 | 28 | 26 |
| 2023 | 22 | 25 |
| 2024 | 31 | 22 |
| 2025 | 18 | 17 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surgical suction device that uses positive pressure gas29 Sep 2026US 12,745,935 B2Conmed Corporation
- Endoscopic vessel harvesting devices with conditioning of insufflation gas29 Sep 2026US 12,746,028 B2Terumo Cardiovascular Systems Corporation
- Systems and methods for controlling operation of negative pressure wound therapy apparatus25 Aug 2026US 12,714,775 B2Smith & Nephew, Inc.
- Dressing allowing enhanced articulation with strategic welds16 Jun 2026US 12,653,721 B2Solventum Intellectual Properties Company
- Systems, methods, and apparatuses to overcome pump-induced pressure excursions and control aliasing with reduced volume, absorbent negative-pressure therapy systems16 Jun 2026US 12,653,943 B2KCI Manufacturing Unlimited Company
- Dressing allowing enhanced articulation with strategic welds17 Sep 2026US 2026/0272721 A1Solventum Intellectual Properties Company
- Surgical evacuation sensor arrangements10 Sep 2026US 2026/0263145 A1Cilag GmbH International
- Pump connector adapter for suction outlet of electrosurgical device13 Aug 2026US 2026/0232368 A1Primamed Limited
- Shear resistant wound dressing for use in vacuum wound therapy18 Jun 2026US 2026/0165885 A1Smith & Nephew, Inc.
- Liquid-collection canister with multi-orientation filter11 Jun 2026US 2026/0158209 A1KCI Manufacturing Unlimited Company
Most cited
By later US patents
- Wound treatment employing reduced pressure2,003US 5,636,643 AWake Forest University · 1997
- Apparatus for removing fluid from a wound1,682US 5,549,584 AThe Kendall Company · 1996
- Vacuum wound drainage system and lipids baffle therefor1,373US 4,655,754 AStryker Corporation · 1987
- Wearable, variable rate suction/collection device1,362US 4,710,165 A1987
- Suction canister with unitary shut-off valve and filter features1,255US 4,465,485 ABecton, Dickinson and Company · 1984