A61M 2202/02
Gases
A61M2202/02 (Gases) appears on 3,666 US grants and 5,749 published applications in this corpus.
Search patents in A61M- Granted patents
- 3,666
- Published applications
- 5,749
- Assignees
- 1,596
- Inventors
- 7,270
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 8 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 10 | 0 |
| 1988 | 3 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 12 | 0 |
| 1992 | 8 | 0 |
| 1993 | 12 | 0 |
| 1994 | 20 | 0 |
| 1995 | 13 | 0 |
| 1996 | 19 | 0 |
| 1997 | 16 | 0 |
| 1998 | 29 | 0 |
| 1999 | 25 | 0 |
| 2000 | 27 | 0 |
| 2001 | 19 | 9 |
| 2002 | 33 | 30 |
| 2003 | 37 | 52 |
| 2004 | 26 | 73 |
| 2005 | 23 | 83 |
| 2006 | 35 | 111 |
| 2007 | 33 | 74 |
| 2008 | 35 | 133 |
| 2009 | 36 | 162 |
| 2010 | 57 | 126 |
| 2011 | 81 | 147 |
| 2012 | 81 | 161 |
| 2013 | 138 | 220 |
| 2014 | 123 | 230 |
| 2015 | 139 | 303 |
| 2016 | 129 | 255 |
| 2017 | 149 | 286 |
| 2018 | 165 | 256 |
| 2019 | 238 | 295 |
| 2020 | 251 | 396 |
| 2021 | 258 | 459 |
| 2022 | 313 | 460 |
| 2023 | 283 | 428 |
| 2024 | 282 | 380 |
| 2025 | 283 | 362 |
| 2026 | 167 | 258 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 2202/0208OxygenIndexing code2,308
- A61M 2202/0225Carbon oxidesIndexing code923
- A61M 2202/0266NitrogenIndexing code758
- A61M 2202/025HeliumIndexing code206
- A61M 2202/0241AnaestheticsIndexing code178
- A61M 2202/0216OzoneIndexing code122
- A61M 2202/0291XenonIndexing code70
- A61M 2202/0258KryptonIndexing code8
Recent patents
- Methods for delivery of psychedelic medications by inhalation and systems for performing the methods6 Oct 2026US 12,751,940 B2Cybin IRL Limited
- Catheters and systems for direct injection of gas-enriched liquid into a patient6 Oct 2026US 12,752,078 B2Zoll Circulation, Inc.
- Method, system and device for individualized supplemental oxygen therapy for preterm infants29 Sep 2026US 12,745,918 B2Medical Predictive Science Corporation
- Systems, assemblies, and methods of trauma management29 Sep 2026US 12,746,316 B2Lazarus Technologies LLC
- Artificial lung system and its methods of use22 Sep 2026US 12,741,072 B2Breethe, 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
- Methods and apparatus for high gas flow8 Oct 2026US 2026/0306769 A1Fisher & Paykel Healthcare Limited
- Device for supplying breating gas8 Oct 2026US 2026/0306770 A1Loewenstein Medical Technology S.A.
- NO delivery apparatus incorporating flexible conduit purge means8 Oct 2026US 2026/0306773 A1Inosystems
- Patient interface8 Oct 2026US 2026/0306774 A1ResMed Pty Ltd
Most cited
By later US patents
- Control device for supplying supplemental respiratory oxygen1,154US 6,371,114 B1Minnesota Innovative Technologies & Instruments Corporation · 2002
- Control of respiratory oxygen delivery1,146US 6,186,142 B1Minnesota Innovative Technologies & Instruments Corporation (MITI) · 2001
- Automated control and conservation of supplemental respiratory oxygen1,135US 6,532,958 B1Minnesota Innovative Technologies & Instruments Corporation · 2003
- Control of supplemental respiratory oxygen1,117US 6,561,187 B2Minnesota Innovative Technologies & Instruments Corporation · 2003
- Control of supplemental respiratory oxygen1,080US 7,331,343 B2Minnesota Innovative Technologies & Instruments Corporation (MITI) · 2008