A61M 5/3243
Being axially-extensible
Official title: {being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel (devices for protecting guide needles in combination with catheters A61M25/0612)}
A61M5/3243 (Being axially-extensible) appears on 3,589 US grants and 3,864 published applications in this corpus.
Search patents in A61M- Granted patents
- 3,589
- Published applications
- 3,864
- Assignees
- 777
- Inventors
- 3,968
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 16 | 0 |
| 1988 | 25 | 0 |
| 1989 | 38 | 0 |
| 1990 | 68 | 0 |
| 1991 | 57 | 0 |
| 1992 | 58 | 0 |
| 1993 | 62 | 0 |
| 1994 | 91 | 0 |
| 1995 | 57 | 0 |
| 1996 | 69 | 0 |
| 1997 | 59 | 0 |
| 1998 | 52 | 0 |
| 1999 | 52 | 0 |
| 2000 | 33 | 0 |
| 2001 | 52 | 21 |
| 2002 | 33 | 70 |
| 2003 | 66 | 102 |
| 2004 | 57 | 118 |
| 2005 | 55 | 128 |
| 2006 | 64 | 97 |
| 2007 | 53 | 133 |
| 2008 | 55 | 116 |
| 2009 | 53 | 104 |
| 2010 | 97 | 140 |
| 2011 | 73 | 124 |
| 2012 | 110 | 129 |
| 2013 | 116 | 229 |
| 2014 | 116 | 167 |
| 2015 | 127 | 157 |
| 2016 | 175 | 162 |
| 2017 | 154 | 174 |
| 2018 | 121 | 214 |
| 2019 | 185 | 180 |
| 2020 | 185 | 219 |
| 2021 | 150 | 184 |
| 2022 | 154 | 166 |
| 2023 | 128 | 178 |
| 2024 | 152 | 233 |
| 2025 | 203 | 209 |
| 2026 | 106 | 110 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61M 5/326Fully automatic sleeve extension, i.e. in which triggering of the sleeve does1,832
- A61M 5/3245Constructional features thereof1,639
- A61M 5/3271With guiding tracks for controlled sliding of needle protective sleeve from needle746
- A61M 5/3257Semi-automatic sleeve extension, i.e. in which triggering of the sleeve extension requires632
- A61M 5/3275Being connected to the needle hub or syringe by radially deflectable members375
- A61M 5/3273Freely sliding on needle shaft without connection to syringe or needle371
- A61M 5/3269Guided by means not coaxially aligned with syringe barrel86
Recent patents
- Sub-assembly for a medicament delivery device cassette unit6 Oct 2026US 12,752,062 B2Shl Medical AG
- Tracking system for a coupling device6 Oct 2026US 12,752,063 B2CareFusion 303, Inc.
- Delivery devices for administering drugs29 Sep 2026US 12,746,343 B2Amgen Inc.
- Needle assisted injection device having reduced trigger force22 Sep 2026US 12,741,095 B2Antares Pharma, Inc.
- Safety IV catheter with V-clip interlock and needle tip capture22 Sep 2026US 12,741,123 B2Becton, Dickinson and Company
- Drug delivery device8 Oct 2026US 2026/0306743 A1Sanofi
- Injection apparatus8 Oct 2026US 2026/0306744 A1Owen Mumford Limited
- Reusable automatic medicament delivery device1 Oct 2026US 2026/0295163 A1Shl Medical AG
- Drug delivery device1 Oct 2026US 2026/0295164 A1Amgen Inc.
- Autoinjector with a signaling device1 Oct 2026US 2026/0295165 A1Ypsomed AG
Most cited
By later US patents
- Insertion device for an insertion set and method of using the same1,511US 6,293,925 B1MiniMed Inc. · 2001
- Catheter with stick protection1,381US 5,419,766 ACritikon, Inc. · 1995
- Applicator1,350US 5,951,516 AN. J. Phillips Pty. Limited · 1999
- Insertion device for an insertion set and method of using the same1,349US 6,607,509 B2Medtronic MiniMed, Inc. · 2003
- Hypodermic syringe with protective shield1,132US 5,222,945 A1993