A61M 16/167
Acting vertically on the valve
Official title: {acting vertically on the valve}
A61M16/167 (Acting vertically on the valve) appears on 48 US grants and 39 published applications in this corpus.
Search patents in A61M- Granted patents
- 48
- Published applications
- 39
- Assignees
- 30
- Inventors
- 78
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 0 |
| 2006 | 3 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 5 |
| 2011 | 1 | 2 |
| 2012 | 4 | 3 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 3 | 4 |
| 2020 | 3 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 1 | 3 |
| 2024 | 2 | 0 |
| 2025 | 2 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Float-controlled valve array having redundantly acting float bodies28 Apr 2026US 12,611,518 B2Hamilton Medical AG
- Heating and humidifying device and heating and humidifying method thereof6 Jan 2026US 12,515,007 B2
- Float retention arrangement for humidification chamber9 Sep 2025US 12,409,294 B2Fisher & Paykel Healthcare Limited
- Respiratory humidification device4 Feb 2025US 12,214,138 B2Globalmed Inc.
- Systems and methods for managing moisture for medical devices22 Oct 2024US 12,121,665 B2GE Precision Healthcare LLC
- Humidification system7 Aug 2025US 2025/0249201 A1Fisher & Paykel Healthcare Limited
- Respiratory humidification device5 Jun 2025US 2025/0177677 A1Globalmed Inc.
- Float retention arrangement for humidification chamber28 Dec 2023US 2023/0414897 A1Fisher & Paykel Healthcare Limited
- Heating and humidifying device and heating and humidifying method thereof5 Oct 2023US 2023/0310788 A1Shaoxing Undis Medical Technology Co., Ltd
- Float-controlled valve array having redundantly acting float bodies8 Jun 2023US 2023/0173219 A1Hamilton Medical AG
Most cited
By later US patents
- Heated cartridge humidifier263US 5,943,473 A1999
- Apparatus for saturated gas delivery203US 4,051,205 A1977
- Respiratory humidifier202US 3,982,095 ASearle Cardio-Pulmonary Systems Inc. · 1976
- Humidifier and automatic control system therefor148US 4,098,853 AChemetron Corporation · 1978
- Method and apparatus for vapor saturated gas delivery143US 4,060,576 A1977