A61M 5/31596
Comprising means for injection of two or more media
Official title: {comprising means for injection of two or more media, e.g. by mixing}
A61M5/31596 (Comprising means for injection of two or more media) appears on 580 US grants and 721 published applications in this corpus.
Search patents in A61M- Granted patents
- 580
- Published applications
- 721
- Assignees
- 293
- Inventors
- 1,168
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 11 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 6 |
| 2004 | 3 | 7 |
| 2005 | 2 | 7 |
| 2006 | 8 | 13 |
| 2007 | 0 | 27 |
| 2008 | 3 | 12 |
| 2009 | 4 | 23 |
| 2010 | 21 | 25 |
| 2011 | 16 | 13 |
| 2012 | 14 | 22 |
| 2013 | 21 | 42 |
| 2014 | 19 | 37 |
| 2015 | 28 | 46 |
| 2016 | 26 | 38 |
| 2017 | 25 | 50 |
| 2018 | 37 | 41 |
| 2019 | 46 | 47 |
| 2020 | 31 | 39 |
| 2021 | 27 | 46 |
| 2022 | 35 | 36 |
| 2023 | 32 | 44 |
| 2024 | 29 | 44 |
| 2025 | 24 | 31 |
| 2026 | 18 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drug injection apparatus, systems and methods25 Aug 2026US 12,714,788 B2SOLUtion Medical, Inc.
- Multi-chamber syringe11 Aug 2026US 12,702,757 B2Davol Inc.
- Micro-infusion device and infusion set4 Aug 2026US 12,697,430 B2CareFusion 303, Inc.
- Sealed multi chamber syringe for storage, mixing and delivery of multi part substances21 Jul 2026US 12,685,825 B2
- Injection system and method23 Jun 2026US 12,661,448 B2Credence Medsystems, Inc.
- Syringe system and associated methods1 Oct 2026US 2026/0295172 A1Clearstream Technologies Limited
- Dual chamber hydraulic auto-injector27 Aug 2026US 2026/0249009 A1RX Bandz, LLC
- Systems and methods for delivering a composition20 Aug 2026US 2026/0241104 A1Contraline, Inc.
- Syringe with mixing element6 Aug 2026US 2026/0224817 A1Shaare Zedek Scientific Ltd.
- Particle prevention adapter system for injection pen6 Aug 2026US 2026/0224821 A1Takeda Pharmaceutical Company Limited
Most cited
By later US patents
- Shear-sensitive injectable delivery system1,099US 6,699,214 B2SciMed Life Systems, Inc. · 2004
- Automatic medicament ingredient mixing and injecting apparatus288US 4,755,169 ASurvival Technology, Inc. · 1988
- Syringe barrel for lyophilization, reconstitution and administration232US 5,779,668 AAbbott Laboratories · 1998
- Automatic injecting syringe apparatus227US 6,149,626 A2000
- Pre-filled syringe drug delivery system224US 5,785,682 AAbbott Laboratories · 1998