A61M 5/1454
Spring-actuated
Official title: {spring-actuated, e.g. by a clockwork}
A61M5/1454 (Spring-actuated) appears on 420 US grants and 516 published applications in this corpus.
Search patents in A61M- Granted patents
- 420
- Published applications
- 516
- Assignees
- 184
- Inventors
- 722
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 1 |
| 2003 | 2 | 6 |
| 2004 | 3 | 11 |
| 2005 | 0 | 13 |
| 2006 | 2 | 10 |
| 2007 | 8 | 22 |
| 2008 | 4 | 12 |
| 2009 | 5 | 11 |
| 2010 | 12 | 24 |
| 2011 | 17 | 19 |
| 2012 | 18 | 13 |
| 2013 | 13 | 21 |
| 2014 | 17 | 24 |
| 2015 | 13 | 25 |
| 2016 | 13 | 23 |
| 2017 | 17 | 22 |
| 2018 | 19 | 32 |
| 2019 | 23 | 32 |
| 2020 | 23 | 31 |
| 2021 | 30 | 32 |
| 2022 | 41 | 49 |
| 2023 | 18 | 22 |
| 2024 | 19 | 34 |
| 2025 | 35 | 14 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Skin patch drug infusion device22 Sep 2026US 12,741,084 B2Medtrum Technologies Inc.
- Skin patch drug infusion device22 Sep 2026US 12,741,085 B2Medtrum Technologies Inc.
- Time delay mechanism for a hydraulic drug delivery device15 Sep 2026US 12,734,291 B2MannKind Corporation
- Integrated drug infusion device8 Sep 2026US 12,728,201 B2Medtrum Technologies Inc.
- Fluid transfer system for drug delivery device11 Aug 2026US 12,702,750 B2Becton, Dickinson and Company
- Expandable device for a body cavity27 Aug 2026US 2026/0249060 A1IP Holding Company
- Drug delivery device with indicator13 Aug 2026US 2026/0232914 A1Insulet Corporation
- Prefilled rapid bolus syringe7 May 2026US 2026/0124357 A1CareFusion 303, Inc.
- Method of operating a large-volume delivery device12 Mar 2026US 2026/0069764 A1Sanofi-Aventis Deutschland GmbH
- Large-volume delivery device with container configuration12 Mar 2026US 2026/0069769 A1Sanofi-Aventis Deutschland GmbH
Most cited
By later US patents
- Cartridge-based drug delivery device827US 5,858,001 AElan Medical Technologies Limited · 1999
- Autonomous drug delivery system571US 10,086,138 B1Masimo Corporation · 2018
- Components and methods for patient infusion device481US 7,128,727 B22006
- Drug delivery device463US 6,595,956 B12003
- Fluid drug delivery device317US 6,736,796 B2Nili-Med Ltd. · 2004