A61M 16/142
With semi-permeable walls separating the liquid from the respiratory gas
Official title: {with semi-permeable walls separating the liquid from the respiratory gas}
A61M16/142 (With semi-permeable walls separating the liquid from the respiratory gas) appears on 254 US grants and 280 published applications in this corpus.
Search patents in A61M- Granted patents
- 254
- Published applications
- 280
- Assignees
- 92
- Inventors
- 345
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 4 |
| 2002 | 6 | 9 |
| 2003 | 5 | 5 |
| 2004 | 3 | 11 |
| 2005 | 4 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 10 |
| 2008 | 4 | 12 |
| 2009 | 3 | 13 |
| 2010 | 4 | 7 |
| 2011 | 9 | 5 |
| 2012 | 11 | 11 |
| 2013 | 6 | 11 |
| 2014 | 6 | 11 |
| 2015 | 7 | 9 |
| 2016 | 7 | 10 |
| 2017 | 12 | 15 |
| 2018 | 9 | 18 |
| 2019 | 9 | 21 |
| 2020 | 22 | 18 |
| 2021 | 13 | 24 |
| 2022 | 15 | 10 |
| 2023 | 13 | 6 |
| 2024 | 10 | 6 |
| 2025 | 9 | 23 |
| 2026 | 10 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Droplet device actuation from inhalation sensing15 Sep 2026US 12,734,312 B2Pneuma Respiratory, Inc.
- Multi-reservoir droplet delivery device25 Aug 2026US 12,714,804 B2Pneuma Respiratory, Inc.
- Droplet device with surface tension plate18 Aug 2026US 12,708,724 B2Pneuma Respiratory, Inc.
- High flow therapy device utilizing a non-sealing respiratory interface and related methods16 Jun 2026US 12,653,405 B2ResMed Pty Ltd
- Humidification arrangement for a respiratory apparatus16 Jun 2026US 12,653,981 B2ResMed Pty Ltd
- Inhalation therapy device8 Oct 2026US 2026/0306761 A1PARI Pharma GmbH
- Droplet device with flow element27 Aug 2026US 2026/0249023 A1Pneuma Respiratory, Inc.
- Pulmonary health management device9 Jul 2026US 2026/0192061 A1Pneuma Respiratory, Inc.
- Humidifier for breathing gas heating and humidification system25 Dec 2025US 2025/0387585 A1Vapotherm, Inc.
- Droplet delivery device for delivery of fluids to the pulmonary system and methods of use11 Dec 2025US 2025/0375579 A1Pneuma Respiratory, Inc.
Most cited
By later US patents
- Work of breathing display for a ventilation system464US 8,021,310 B2Nellcor Puritan Bennett LLC · 2011
- Humidifier module for use in a gas humidification assembly398US 4,921,642 APuritan-Bennett Corporation · 1990
- Temperature controlling device for aerosol drug delivery361US 6,131,570 AAradigm Corporation · 2000
- Medicine inhaler and medicine ejection method318US 7,896,006 B2Canon Kabushiki Kaisha · 2011
- Work of breathing display for a ventilation system310US 8,597,198 B2Covidien LP · 2013