A61M 2005/31523
For reducing reflux
Official title: {for reducing reflux}
A61M2005/31523 (For reducing reflux) appears on 30 US grants and 41 published applications in this corpus.
Search patents in A61M- Granted patents
- 30
- Published applications
- 41
- Assignees
- 15
- Inventors
- 45
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 4 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 6 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 3 | 2 |
| 2014 | 4 | 3 |
| 2015 | 1 | 4 |
| 2016 | 2 | 3 |
| 2017 | 3 | 4 |
| 2018 | 4 | 2 |
| 2019 | 3 | 4 |
| 2020 | 3 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- Methods and apparatus for disinfecting and reflux prevention flush syringe assembly14 Oct 2025US 12,440,658 B2Becton, Dickinson and Company
- Syringe with plunger reaction pressure reduction structure12 Sep 2023US 11,752,270 B2Poonglim Pharmatech Inc.
- Methods and apparatus for disinfecting and reflux prevention flush syringe assembly4 Apr 2023US 11,617,871 B2Becton, Dickinson and Company
- Syringe and piston rod with gasket engaging portion31 Aug 2021US 11,103,645 B2Owen Mumford Limited
- Flush syringe having anti-reflux features10 Aug 2021US 11,083,848 B2Becton, Dickinson and Company
- Wiper seal for piston of dispensing syringe9 Jan 2025US 2025/0009975 A1Nordson Corporation
- Methods And Apparatus For Disinfecting And Reflux Prevention Flush Syringe Assembly29 Jun 2023US 2023/0201554 A1Becton, Dickinson and Company
- Syringe with plunger reaction pressure reduction structure30 Jun 2022US 2022/0203037 A1Poonglim Pharmatech Inc.
- Methods And Apparatus For Disinfecting And Reflux Prevention Flush Syringe Assembly4 Feb 2021US 2021/0031019 A1Becton, Dickinson and Company
- Plunger rod for under-filled syringes26 Sep 2019US 2019/0290857 A1Fresenius Kabi USA, LLC
Most cited
By later US patents
- Methods and apparatus for disinfecting and reflux prevention flush syringe assembly53US 9,233,208 B2Becton, Dickinson and Company · 2016
- Methods and apparatus for disinfecting and reflux prevention flush syringe assembly46US 10,022,530 B2Becton, Dickinson and Company · 2018
- Positive displacement stopper for a pre-filled syringe32US 8,475,415 B2Becton, Dickinson and Company · 2013
- Stoppers used in pre-filled syringes27US 8,740,856 B2Becton, Dickinson and Company · 2014
- Methods and apparatus for disinfecting and reflux prevention flush syringe assembly25US 9,943,676 B2Becton, Dickinson and Company · 2018