A61M 2205/8281
Spring operated
Official title: spring operated
A61M2205/8281 (Spring operated) appears on 133 US grants and 249 published applications in this corpus.
Search patents in A61M- Granted patents
- 133
- Published applications
- 249
- Assignees
- 110
- Inventors
- 502
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 5 |
| 2006 | 4 | 4 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 7 |
| 2011 | 1 | 2 |
| 2012 | 0 | 3 |
| 2013 | 1 | 3 |
| 2014 | 3 | 3 |
| 2015 | 6 | 3 |
| 2016 | 4 | 7 |
| 2017 | 2 | 5 |
| 2018 | 2 | 3 |
| 2019 | 7 | 16 |
| 2020 | 9 | 18 |
| 2021 | 8 | 29 |
| 2022 | 8 | 23 |
| 2023 | 17 | 35 |
| 2024 | 18 | 24 |
| 2025 | 26 | 31 |
| 2026 | 11 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inverted nozzle fixture and method30 Jun 2026US 12,667,681 B2
- Atomization device and counter module for the same2 Jun 2026US 12,642,924 B2Suzhou Skywell Healthcare Information Co., Ltd.
- Injector device having a braking arrangement26 May 2026US 12,636,437 B2Sanofi
- Drug injection control device having cartridge drug release structure through screw coupling between piston rod and rod guide12 May 2026US 12,623,028 B2Poonglim Pharmatech Inc.
- Apparatus for dispensing inhalant medicament5 May 2026US 12,616,803 B2Metopi Pharmaceuticals, Inc.
- Precision administration of ultra-loaded injectable nanocarriers8 Oct 2026US 2026/0306814 A1Massachusetts Institute of Technology
- Drug delivery device1 Oct 2026US 2026/0295171 A1Sanofi
- Inverted nozzle fixture and method17 Sep 2026US 2026/0273208 A1Invox Belgium NV
- Injection systems and methods10 Sep 2026US 2026/0263703 A1Credence Medsystems, Inc.
- Retractable needle protector assembly10 Sep 2026US 2026/0263753 A1Poly Medicure Limited
Most cited
By later US patents
- Apparatus and method for delivery of therapeutic and/or diagnostic agents124US 6,926,694 B2Medsolve Technologies, Inc. · 2005
- Apparatus for delivery of therapeutic and/or diagnostic agents108US 6,991,620 B2Medsolve Technologies, Inc. · 2006
- Method for delivery of therapeutic and/or diagnostic agents108US 7,022,108 B2Medsolve Technologies, Inc. · 2006
- Automatic retraction Huber needle safety enclosure97US 6,969,372 B12005
- Device for delivering medicament97US 8,617,109 B2SHL Group AB · 2013