A61M 5/3273
Freely sliding on needle shaft without connection to syringe or needle
Official title: {freely sliding on needle shaft without connection to syringe or needle}
A61M5/3273 (Freely sliding on needle shaft without connection to syringe or needle) appears on 371 US grants and 363 published applications in this corpus.
Search patents in A61M- Granted patents
- 371
- Published applications
- 363
- Assignees
- 74
- Inventors
- 342
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 4 |
| 2002 | 5 | 8 |
| 2003 | 8 | 10 |
| 2004 | 5 | 21 |
| 2005 | 4 | 15 |
| 2006 | 7 | 11 |
| 2007 | 12 | 33 |
| 2008 | 8 | 17 |
| 2009 | 18 | 22 |
| 2010 | 21 | 16 |
| 2011 | 17 | 15 |
| 2012 | 21 | 22 |
| 2013 | 28 | 23 |
| 2014 | 22 | 26 |
| 2015 | 16 | 18 |
| 2016 | 20 | 13 |
| 2017 | 9 | 10 |
| 2018 | 12 | 18 |
| 2019 | 12 | 15 |
| 2020 | 25 | 14 |
| 2021 | 6 | 9 |
| 2022 | 8 | 3 |
| 2023 | 9 | 9 |
| 2024 | 8 | 3 |
| 2025 | 5 | 6 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Safety needles and methods of use thereof16 Jun 2026US 12,653,963 B2Dali Medical Devices Ltd.
- Multi-use blood control safety catheter assembly12 May 2026US 12,623,059 B2Becton, Dickinson and Company
- J-tip protective cap10 Feb 2026US 12,543,934 B2EPflex Feinwerktechnik GmbH
- Ophthalmic drug compositions19 Aug 2025US 12,390,363 B2Oxular Limited
- Safety introducer needle assembly12 Aug 2025US 12,383,301 B2Poly Medicure Limited
- Multi-use blood control safety catheter assembly20 Aug 2026US 2026/0241145 A1Becton, Dickinson and Company
- Ophthalmic drug compositions8 Jan 2026US 2026/0007543 A1Oxular Limited
- Safety shields for elongated instruments and related systems and methods6 Nov 2025US 2025/0339180 A1Piper Access, LLC
- Needle capture safety interlock for catheter21 Aug 2025US 2025/0262414 A1Becton, Dickinson and Company
- Needle tip protector27 Mar 2025US 2025/0099688 A1Nipro Corporation
Most cited
By later US patents
- Catheter with stick protection1,381US 5,419,766 ACritikon, Inc. · 1995
- Spring clip safety IV catheter492US 6,117,108 A2000
- Catheter introducer assembly including needle tip shield407US 5,215,528 ABecton, Dickinson and Company · 1993
- Spring clip safety IV catheter388US 6,616,630 B1B. Braun Melsungen AG · 2003
- Catheter and introducer needle assembly with needle shield377US 6,749,588 B1Becton, Dickinson and Company · 2004