A61M 2202/04
Liquids
A61M2202/04 (Liquids) appears on 3,774 US grants and 5,262 published applications in this corpus.
Search patents in A61M- Granted patents
- 3,774
- Published applications
- 5,262
- Assignees
- 1,820
- Inventors
- 7,809
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 9 | 0 |
| 1984 | 16 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 18 | 0 |
| 1988 | 13 | 0 |
| 1989 | 22 | 0 |
| 1990 | 36 | 0 |
| 1991 | 20 | 0 |
| 1992 | 28 | 0 |
| 1993 | 35 | 0 |
| 1994 | 44 | 0 |
| 1995 | 49 | 0 |
| 1996 | 46 | 0 |
| 1997 | 58 | 0 |
| 1998 | 77 | 0 |
| 1999 | 50 | 0 |
| 2000 | 43 | 0 |
| 2001 | 59 | 32 |
| 2002 | 42 | 87 |
| 2003 | 61 | 66 |
| 2004 | 50 | 93 |
| 2005 | 40 | 76 |
| 2006 | 31 | 78 |
| 2007 | 34 | 52 |
| 2008 | 21 | 89 |
| 2009 | 37 | 94 |
| 2010 | 68 | 111 |
| 2011 | 59 | 122 |
| 2012 | 76 | 117 |
| 2013 | 104 | 122 |
| 2014 | 105 | 198 |
| 2015 | 131 | 259 |
| 2016 | 124 | 226 |
| 2017 | 156 | 215 |
| 2018 | 158 | 258 |
| 2019 | 206 | 277 |
| 2020 | 200 | 347 |
| 2021 | 226 | 411 |
| 2022 | 219 | 388 |
| 2023 | 246 | 362 |
| 2024 | 265 | 374 |
| 2025 | 264 | 434 |
| 2026 | 174 | 374 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 2202/0413BloodIndexing code1,559
- A61M 2202/0468Non-physiologicalIndexing code1,391
- A61M 2202/0496UrineIndexing code292
- A61M 2202/0464Cerebrospinal fluidIndexing code178
- A61M 2202/0405LymphIndexing code105
- A61M 2202/0466SalivaIndexing code27
- A61M 2202/0492PleuralIndexing code25
- A61M 2202/0401AsciticsIndexing code17
All 10 subgroupsShow fewer
Recent patents
- Evaporator device for an inhaler, and method for producing an inhaler6 Oct 2026US 12,751,485 B2Nicoventures Trading Limited
- Methods, systems, and devices for treating nerve spasticity6 Oct 2026US 12,751,858 B2Pacira CryoTech, Inc.
- Droplet delivery method with micro-stopping dose metering capabilities6 Oct 2026US 12,752,065 B2Pneuma Respiratory, Inc.
- Automated peritoneal dialysis cycler having gravimetric control29 Sep 2026US 12,746,314 B2Vantive Health GmbH
- Systems, assemblies, and methods of trauma management29 Sep 2026US 12,746,316 B2Lazarus Technologies LLC
- Systems, devices, and methods of treating a narrowing of a blood vessel8 Oct 2026US 2026/0306284 A1Route 92 Medical, Inc.
- Specialty-specific inflow pump parameters8 Oct 2026US 2026/0306723 A1Arthrex, Inc.
- Extracorporeal life support system with air purge control8 Oct 2026US 2026/0306728 A1LivaNova Deutschland GmbH
- Method and apparatuses for deploying a deployable element of a wearable medical device8 Oct 2026US 2026/0306738 A1Insulet Corporation
- Medicament delivery system with dose divider8 Oct 2026US 2026/0306747 A1Sanofi Pasteur Limited
Most cited
By later US patents
- Tunneling instrument for port access multivessel coronary artery bypass surgery1,399US 6,613,069 B2Heartport, Inc. · 2003
- Devices and methods for intracardiac procedures1,112US 5,571,215 AHeartport, Inc. · 1996
- System for cardiac procedures1,074US 5,769,812 AHeartport, Inc. · 1998
- System for cardiac procedures998US 5,584,803 AHeartport, Inc. · 1996
- Blood filter and method of filtration941US 5,190,657 ALydall, Inc. · 1993