A61J 1/20
Arrangements for transferring or mixing fluids
Official title: Arrangements for transferring {or mixing} fluids, e.g. from vial to syringe
A61J1/20 (Arrangements for transferring or mixing fluids) appears on 3,239 US grants and 3,672 published applications in this corpus.
Search patents in A61J- Granted patents
- 3,239
- Published applications
- 3,672
- Assignees
- 1,260
- Inventors
- 5,462
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 12 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 15 | 0 |
| 1981 | 20 | 0 |
| 1982 | 12 | 0 |
| 1983 | 14 | 0 |
| 1984 | 17 | 0 |
| 1985 | 19 | 0 |
| 1986 | 31 | 0 |
| 1987 | 13 | 0 |
| 1988 | 22 | 0 |
| 1989 | 11 | 0 |
| 1990 | 19 | 0 |
| 1991 | 24 | 0 |
| 1992 | 25 | 0 |
| 1993 | 22 | 0 |
| 1994 | 46 | 0 |
| 1995 | 51 | 0 |
| 1996 | 48 | 0 |
| 1997 | 39 | 0 |
| 1998 | 45 | 0 |
| 1999 | 54 | 0 |
| 2000 | 47 | 0 |
| 2001 | 50 | 25 |
| 2002 | 37 | 61 |
| 2003 | 53 | 50 |
| 2004 | 37 | 62 |
| 2005 | 25 | 63 |
| 2006 | 30 | 69 |
| 2007 | 26 | 100 |
| 2008 | 27 | 108 |
| 2009 | 36 | 97 |
| 2010 | 57 | 120 |
| 2011 | 74 | 122 |
| 2012 | 92 | 170 |
| 2013 | 124 | 152 |
| 2014 | 108 | 169 |
| 2015 | 128 | 186 |
| 2016 | 146 | 181 |
| 2017 | 132 | 163 |
| 2018 | 133 | 202 |
| 2019 | 156 | 261 |
| 2020 | 163 | 234 |
| 2021 | 187 | 199 |
| 2022 | 167 | 230 |
| 2023 | 169 | 186 |
| 2024 | 168 | 161 |
| 2025 | 178 | 179 |
| 2026 | 94 | 122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61J 1/2003Accessories used in combination with means for transfer or mixing of fluids2,498
- A61J 1/2096Combination of a vial and a syringe for transferring or mixing their1,639
- A61J 1/2089Containers or vials which are to be joined to each other in886
- A61J 1/2093Containers having several compartments for products to be mixed583
- A61J 1/22With means for metering the amount of fluid169
Recent patents
- Needleless vial stopper6 Oct 2026US 12,751,898 B2Becton, Dickinson and Company
- Apparatus, system and method for fluid delivery6 Oct 2026US 12,751,899 B2DEKA Products Limited Partnership
- Syringe assembly including pressurized sterile air6 Oct 2026US 12,752,057 B2
- Aseptic filling apparatus with filter6 Oct 2026US 12,753,060 B1Torr Industries, Inc.
- Pressure-regulating vial adaptors29 Sep 2026US 12,746,184 B2ICU Medical, Inc.
- Syringe Adapter With Membrane Housing8 Oct 2026US 2026/0306362 A1Becton, Dickinson and Company
- Connecting arrangement, connecting system, container and container system8 Oct 2026US 2026/0306363 A1Boehringer Ingelheim Vetmedica GmbH
- Systems, Methods, and Apparatuses for Producing and Packaging Medical Fluids8 Oct 2026US 2026/0307835 A1
- Devices and methods for preparing and conditioning biological assemblies for minimally invasive delivery for tissue engineering, cell therapies and other therapeutic applications1 Oct 2026US 2026/0295123 A1Volumina Medical SA
- Device for subcutaneous delivery of fluid medicament1 Oct 2026US 2026/0295153 A1NeuroDerm, Ltd.
Most cited
By later US patents
- Devices and methods for mixing and extruding medically useful compositions1,070US 7,135,027 B2Baxter Healthcare S. A. · 2006
- Drug delivery systems and methods719US 6,645,181 B1Elan Pharma International Limited · 2003
- Needle safe transfer guard679US 6,591,876 B2Medtronic MiniMed, Inc. · 2003
- Automated filling systems and methods607US 7,963,954 B2Medtronic MiniMed, Inc. · 2011
- Fluid transfer system580US 4,564,054 A1986