A61M 5/20
Automatic syringes
Official title: Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically (A61M5/142 takes precedence)
A61M5/20 (Automatic syringes) appears on 4,442 US grants and 6,096 published applications in this corpus.
Search patents in A61M- Granted patents
- 4,442
- Published applications
- 6,096
- Assignees
- 1,121
- Inventors
- 5,804
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 13 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 15 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 14 | 0 |
| 1992 | 12 | 0 |
| 1993 | 13 | 0 |
| 1994 | 19 | 0 |
| 1995 | 12 | 0 |
| 1996 | 19 | 0 |
| 1997 | 22 | 0 |
| 1998 | 20 | 0 |
| 1999 | 32 | 0 |
| 2000 | 33 | 0 |
| 2001 | 24 | 15 |
| 2002 | 29 | 63 |
| 2003 | 54 | 47 |
| 2004 | 38 | 84 |
| 2005 | 28 | 61 |
| 2006 | 30 | 55 |
| 2007 | 16 | 88 |
| 2008 | 26 | 103 |
| 2009 | 36 | 122 |
| 2010 | 74 | 145 |
| 2011 | 86 | 152 |
| 2012 | 95 | 184 |
| 2013 | 126 | 253 |
| 2014 | 143 | 270 |
| 2015 | 174 | 264 |
| 2016 | 224 | 414 |
| 2017 | 238 | 360 |
| 2018 | 248 | 410 |
| 2019 | 349 | 414 |
| 2020 | 334 | 396 |
| 2021 | 303 | 383 |
| 2022 | 305 | 376 |
| 2023 | 288 | 402 |
| 2024 | 280 | 410 |
| 2025 | 360 | 377 |
| 2026 | 199 | 248 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 5/2033Spring-loaded one-shot injectors with or without automatic needle insertion1,927
- A61M 2005/2073Preventing premature releaseIndexing code1,259
- A61M 5/206With automatic needle insertion1,216
- A61M 2005/2006Having specific accessoriesIndexing code1,186
- A61M 5/2053Media being expelled from injector by pressurised fluid or vacuum545
- A61M 5/2066Comprising means for injection of two or more media345
- A61M 5/204Connected to external reservoirs for multiple refilling313
- A61M 5/2046Media being expelled from injector by gas generation301
Recent patents
- Dosage management and patient education using an intelligent injection device6 Oct 2026US 12,752,054 B2Datadose, LLC
- Intelligent dosing platform system with prior authorization and pharmacy benefit manager integration6 Oct 2026US 12,752,055 B2Datadose, LLC
- Magnetic autoinjector6 Oct 2026US 12,752,056 B2
- Injection device and a reusable part therefor6 Oct 2026US 12,752,059 B2Boehringer Ingelheim International GmbH
- Injection device with both linear and rotary independent motor drives29 Sep 2026US 12,746,152 B2Tel HaShomer Medical research Infrastructure and Service Ltd
- Drug delivery device8 Oct 2026US 2026/0306743 A1Sanofi
- Injection apparatus8 Oct 2026US 2026/0306744 A1Owen Mumford Limited
- Medicament delivery device and medicament delivery assembly8 Oct 2026US 2026/0306745 A1Shl Medical AG
- Medication delivery device with needle carrier8 Oct 2026US 2026/0306746 A1Eli Lilly and Company
- Sub-assembly of a medicament delivery device with rotatable cap8 Oct 2026US 2026/0306751 A1Shl Medical AG
Most cited
By later US patents
- Applicator1,350US 5,951,516 AN. J. Phillips Pty. Limited · 1999
- Tissue penetrating device and methods for using same1,125US 7,226,450 B2Board of Regents, The University of Texas Systems · 2007
- Shear-sensitive injectable delivery system1,099US 6,699,214 B2SciMed Life Systems, Inc. · 2004
- Medicament delivery device with cap1,072US 9,295,784 B2Sanofi-Aventis Deutschland GmbH · 2016
- Needleless hypodermic injection device766US 5,064,413 ABioject, Inc. · 1991