A61M 5/14224
Diaphragm type
Official title: {Diaphragm type}
A61M5/14224 (Diaphragm type) appears on 511 US grants and 550 published applications in this corpus.
Search patents in A61M- Granted patents
- 511
- Published applications
- 550
- Assignees
- 181
- Inventors
- 736
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 9 | 2 |
| 2002 | 10 | 6 |
| 2003 | 9 | 10 |
| 2004 | 5 | 11 |
| 2005 | 5 | 9 |
| 2006 | 5 | 10 |
| 2007 | 6 | 25 |
| 2008 | 6 | 12 |
| 2009 | 3 | 18 |
| 2010 | 7 | 19 |
| 2011 | 12 | 37 |
| 2012 | 24 | 47 |
| 2013 | 24 | 22 |
| 2014 | 15 | 33 |
| 2015 | 24 | 23 |
| 2016 | 28 | 26 |
| 2017 | 15 | 23 |
| 2018 | 23 | 27 |
| 2019 | 27 | 42 |
| 2020 | 28 | 19 |
| 2021 | 24 | 27 |
| 2022 | 29 | 24 |
| 2023 | 31 | 26 |
| 2024 | 24 | 21 |
| 2025 | 20 | 23 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus, system and method for fluid delivery29 Sep 2026US 12,747,046 B2DEKA Products Limited Partnership
- Diaphragm pump drive for an electric pump1 Sep 2026US 12,723,581 B2Graco Minnesota Inc.
- Implantable electromagnetic pumps18 Aug 2026US 12,708,560 B2Verily Health Inc.
- Reusable fluid pumping device7 Jul 2026US 12,674,446 B2CareFusion 303, Inc.
- Apparatus, system and method for fluid delivery9 Jun 2026US 12,649,027 B2DEKA Products Limited Partnership
- Reusable fluid pumping device1 Oct 2026US 2026/0298219 A1CareFusion 303, Inc.
- Apparatus, System and Method for Fluid Delivery17 Sep 2026US 2026/0273178 A1
- Drug injection detection unit, drug injection device comprising same, and method for operating drug injection device30 Jul 2026US 2026/0216421 A1Caremedi Co., Ltd.
- Liquid medicine injection device25 Jun 2026US 2026/0174958 A1Eoflow Co., Ltd.
- Apparatus for infusing fluid11 Jun 2026US 2026/0158215 A1DEKA Products Limited Partnership
Most cited
By later US patents
- Wearable, self-contained drug infusion device1,559US 6,589,229 B1Becton, Dickinson and Company · 2003
- Modular infusion device and method1,554US 6,749,587 B2Insulet Corporation · 2004
- Infusion pump and method with dose-rate calculation801US 5,609,575 AGraseby Medical Limited · 1997
- Ambulatory infusion pump679US 5,482,446 ABaxter International Inc. · 1996
- Remotely programmable infusion system663US 5,100,380 AAbbott Laboratories · 1992