A61M 2005/3123
Having air entrapping or venting means
Official title: {having air entrapping or venting means, e.g. purging channels in pistons}
A61M2005/3123 (Having air entrapping or venting means) appears on 317 US grants and 345 published applications in this corpus.
Search patents in A61M- Granted patents
- 317
- Published applications
- 345
- Assignees
- 190
- Inventors
- 628
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 7 |
| 2003 | 6 | 8 |
| 2004 | 3 | 10 |
| 2005 | 3 | 11 |
| 2006 | 5 | 10 |
| 2007 | 1 | 9 |
| 2008 | 6 | 9 |
| 2009 | 3 | 10 |
| 2010 | 8 | 8 |
| 2011 | 6 | 16 |
| 2012 | 10 | 23 |
| 2013 | 8 | 14 |
| 2014 | 12 | 16 |
| 2015 | 17 | 18 |
| 2016 | 20 | 20 |
| 2017 | 16 | 25 |
| 2018 | 9 | 10 |
| 2019 | 19 | 20 |
| 2020 | 14 | 19 |
| 2021 | 11 | 16 |
| 2022 | 14 | 17 |
| 2023 | 17 | 14 |
| 2024 | 14 | 16 |
| 2025 | 10 | 11 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Syringe assembly including pressurized sterile air6 Oct 2026US 12,752,057 B2
- Vial transfer and injection apparatus and method29 Sep 2026US 12,746,331 B2Enable Injections, Inc.
- Ball joint-style, non-fixed coupling between a pusher plate and plunger in a syringe barrel15 Sep 2026US 12,734,292 B2Becton, Dickinson and Company
- Systems, devices and methods for dispensing flowable hemostats that incorporate safety mechanisms for preventing air embolisms1 Sep 2026US 12,721,967 B2Ethicon, Inc.
- Medical fluid injection device with fill indicator11 Aug 2026US 12,702,754 B2Enable Injections, Inc.
- On-body injection device3 Sep 2026US 2026/0257008 A1Shl Medical AG
- Injection device9 Jul 2026US 2026/0192051 A1Altek Biotechnology Corporation
- Method and apparatus to reduce the cubic volume in cartridges and carpules11 Jun 2026US 2026/0158223 A1
- Dual needle apparatus for medication delivery4 Jun 2026US 2026/0151572 A1Willow Laboratories, Inc.
- Medical Fluid Injection and Transfer Devices and Method30 Apr 2026US 2026/0115100 A1Enable Injections, Inc.
Most cited
By later US patents
- Automated delivery device and method for its operation504US 6,171,276 B2Pharmacia & Upjohn Company · 2001
- Multipathway electronically-controlled drug delivery system329US 5,860,957 ASarcos Corp. · 1999
- Disposable automatic injection device326US 6,086,562 ASarcos Corp. · 2000
- Disposable fluid injection module299US 6,045,534 ASarcos Corp. · 2000
- Gas-pressure-regulated needleless injection system250US 5,024,656 AInjet Medical Products, Inc. · 1991