A61L 2/20
Gaseous substances
Official title: Gaseous substances, e.g. vapours
A61L2/20 (Gaseous substances) appears on 2,517 US grants and 3,190 published applications in this corpus.
Search patents in A61L- Granted patents
- 2,517
- Published applications
- 3,190
- Assignees
- 1,379
- Inventors
- 5,142
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 8 | 0 |
| 1990 | 21 | 0 |
| 1991 | 19 | 0 |
| 1992 | 28 | 0 |
| 1993 | 31 | 0 |
| 1994 | 23 | 0 |
| 1995 | 27 | 0 |
| 1996 | 34 | 0 |
| 1997 | 31 | 0 |
| 1998 | 31 | 0 |
| 1999 | 50 | 0 |
| 2000 | 41 | 0 |
| 2001 | 38 | 17 |
| 2002 | 61 | 68 |
| 2003 | 60 | 105 |
| 2004 | 37 | 110 |
| 2005 | 35 | 126 |
| 2006 | 41 | 92 |
| 2007 | 49 | 105 |
| 2008 | 37 | 96 |
| 2009 | 44 | 104 |
| 2010 | 72 | 107 |
| 2011 | 57 | 83 |
| 2012 | 71 | 83 |
| 2013 | 76 | 114 |
| 2014 | 102 | 101 |
| 2015 | 88 | 123 |
| 2016 | 80 | 89 |
| 2017 | 93 | 126 |
| 2018 | 94 | 161 |
| 2019 | 102 | 159 |
| 2020 | 116 | 201 |
| 2021 | 125 | 214 |
| 2022 | 114 | 231 |
| 2023 | 122 | 200 |
| 2024 | 147 | 155 |
| 2025 | 131 | 120 |
| 2026 | 81 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sterilisation of an analyte sensor component29 Sep 2026US 12,746,300 B2SciLogica Corp.
- Methods and systems for sterilization29 Sep 2026US 12,746,301 B2Regeneron Pharmaceuticals, Inc.
- Apparatus and method for detecting moisture in a vacuum chamber22 Sep 2026US 12,742,593 B2Asp Global Manufacturing GmbH
- Feedback algorithms for manual bailout systems for surgical instruments15 Sep 2026US 12,733,931 B2Cilag GmbH International
- Modular hydroxyl radical generation and ozone-based disinfection system15 Sep 2026US 12,734,264 B2BioSure North America LLC
- Medical Instrument and Retainer and Tip Protection Sheath8 Oct 2026US 2026/0306688 A1Cygnus Medical, LLC
- Sterilization wrap system1 Oct 2026US 2026/0294574 A1Turbett Surgical, Inc.
- Apparatus and method for sterialization of an article1 Oct 2026US 2026/0295102 A1IDEATE Medical Inc.
- Technologies for sanitizing/disinfecting medical devices1 Oct 2026US 2026/0295104 A1Soclean, Inc.
- Finger grip1 Oct 2026US 2026/0295169 A1Terumo Europe N.V.
Most cited
By later US patents
- Sterilizable surgical instrument2,100US 8,397,971 B2Ethicon Endo-Surgery, Inc. · 2013
- Modular powered surgical instrument with detachable shaft assemblies1,623US 9,743,929 B2Ethicon, Inc. · 2017
- Feedback algorithms for manual bailout systems for surgical instruments1,521US 10,028,761 B2Ethicon, Inc. · 2018
- Surgical stapling instrument system1,519US 9,750,499 B2Ethicon, Inc. · 2017
- Bipolar forceps1,447US 8,579,897 B2Ethicon Endo-Surgery, Inc. · 2013