A61M 5/3271
With guiding tracks for controlled sliding of needle protective sleeve from needle
Official title: {with guiding tracks for controlled sliding of needle protective sleeve from needle exposing to needle covering position}
A61M5/3271 (With guiding tracks for controlled sliding of needle protective sleeve from needle) appears on 746 US grants and 700 published applications in this corpus.
Search patents in A61M- Granted patents
- 746
- Published applications
- 700
- Assignees
- 248
- Inventors
- 1,102
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 24 | 0 |
| 1991 | 16 | 0 |
| 1992 | 26 | 0 |
| 1993 | 22 | 0 |
| 1994 | 32 | 0 |
| 1995 | 21 | 0 |
| 1996 | 21 | 0 |
| 1997 | 15 | 0 |
| 1998 | 16 | 0 |
| 1999 | 17 | 0 |
| 2000 | 9 | 0 |
| 2001 | 15 | 5 |
| 2002 | 10 | 13 |
| 2003 | 14 | 27 |
| 2004 | 12 | 26 |
| 2005 | 16 | 39 |
| 2006 | 13 | 25 |
| 2007 | 13 | 27 |
| 2008 | 11 | 27 |
| 2009 | 10 | 22 |
| 2010 | 16 | 19 |
| 2011 | 14 | 25 |
| 2012 | 18 | 15 |
| 2013 | 16 | 32 |
| 2014 | 16 | 28 |
| 2015 | 18 | 42 |
| 2016 | 30 | 18 |
| 2017 | 28 | 21 |
| 2018 | 25 | 56 |
| 2019 | 30 | 30 |
| 2020 | 27 | 31 |
| 2021 | 31 | 33 |
| 2022 | 31 | 33 |
| 2023 | 17 | 29 |
| 2024 | 24 | 30 |
| 2025 | 28 | 29 |
| 2026 | 15 | 18 |
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.
- Disposable injection needle11 Aug 2026US 12,702,759 B2Tianjin Huahong Technology Co., Ltd.
- Administration mechanism for a medicament delivery device28 Jul 2026US 12,691,226 B2Shl Medical AG
- Medicament delivery device21 Jul 2026US 12,685,821 B2Shl Medical AG
- Safety needles and methods of use thereof16 Jun 2026US 12,653,963 B2Dali Medical Devices Ltd.
- Injection apparatus8 Oct 2026US 2026/0306744 A1Owen Mumford Limited
- Needle protection type pre-filled barrel, assembly comprising same, mounting method for assembly, and method of use of assembly3 Sep 2026US 2026/0257021 A1Shanghai Innopac Medical Technology Co., Ltd.
- A safety device for a medicament delivery device3 Sep 2026US 2026/0257024 A1Shl Medical AG
- A sub-assembly of a medicament delivery device27 Aug 2026US 2026/0249011 A1Shl Medical AG
- Syringe shock absorber for use in an injection device27 Aug 2026US 2026/0249021 A1Antares Pharma, Inc.
Most cited
By later US patents
- Hypodermic syringe with protective shield1,132US 5,222,945 A1993
- Pre-filled injection delivery device390US 6,099,504 AElan Corporation, plc · 2000
- Shielded hypodermic syringe377US 4,425,120 A1984
- Apparatus and method for rapid auto-injection of medication361US 6,979,316 B1Seedlings Life Science Ventures, LLC · 2005
- Shield assembly for hypodermic injection devices336US 4,795,432 A1989