A61M 16/18
Vaporising devices for anaesthetic preparations
A61M16/18 (Vaporising devices for anaesthetic preparations) appears on 472 US grants and 464 published applications in this corpus.
Search patents in A61M- Granted patents
- 472
- Published applications
- 464
- Assignees
- 154
- Inventors
- 702
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 13 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 0 |
| 2002 | 8 | 9 |
| 2003 | 4 | 10 |
| 2004 | 8 | 10 |
| 2005 | 7 | 7 |
| 2006 | 5 | 17 |
| 2007 | 9 | 16 |
| 2008 | 8 | 16 |
| 2009 | 8 | 22 |
| 2010 | 10 | 28 |
| 2011 | 11 | 17 |
| 2012 | 12 | 18 |
| 2013 | 23 | 20 |
| 2014 | 11 | 20 |
| 2015 | 21 | 30 |
| 2016 | 15 | 16 |
| 2017 | 18 | 12 |
| 2018 | 6 | 15 |
| 2019 | 13 | 22 |
| 2020 | 21 | 23 |
| 2021 | 22 | 34 |
| 2022 | 24 | 24 |
| 2023 | 39 | 36 |
| 2024 | 12 | 18 |
| 2025 | 11 | 16 |
| 2026 | 11 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for tracking anesthetic agent in a vaporizer reservior1 Sep 2026US 12,721,963 B2GE Precision Healthcare LLC
- Supply device and process for supplying a patient-side coupling unit with a gas mixture11 Aug 2026US 12,702,783 B2Drägerwerk AG & Co. KGaA
- Relocation module and methods for surgical equipment4 Aug 2026US 12,697,266 B2Augustine Biomedical + Design, LLC
- Perfusion device, anesthetic vaporizer, and anesthetic machine14 Jul 2026US 12,678,585 B2Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
- High flow therapy device utilizing a non-sealing respiratory interface and related methods16 Jun 2026US 12,653,405 B2ResMed Pty Ltd
- Ventilation arrangement with an anesthetic dosing unit and a pneumatic switch8 Oct 2026US 2026/0306771 A1Drägerwerk AG & Co. KGaA
- Systems and methods for volatile anesthesia delivery8 Oct 2026US 2026/0306782 A1GE Precision Healthcare LLC
- Clamping valve assembly for a ventilator27 Aug 2026US 2026/0249034 A1The Children’s Hospital of Philadelphia
- Arrangement and process for artificial ventilation of a patient with reduced risk of condensation30 Apr 2026US 2026/0115406 A1Drägerwerk AG & Co. KGaA
- Manifolded anesthesia and ventilator system19 Mar 2026US 2026/0077143 A1GE Precision Healthcare LLC
Most cited
By later US patents
- Smart supplies, components and capital equipment319US 7,299,981 B2Scott Laboratories, Inc. · 2007
- Anesthetizing plastics, drug delivery plastics, and related medical products, systems and methods232US 6,461,644 B12002
- Method for vaporizing an anesthetic liquid and vaporizer operating according to the method119US 5,918,595 ASiemens Elema AB · 1999
- Apparatus for admixing liquid anesthetics and respiratory gas117US 4,484,576 ADragerwerk Aktiengesellschaft · 1984
- Anesthetic vaporizers114US 5,146,915 AThe BOC Group, Inc. · 1992