A61M 5/152
Pressurised by contraction of elastic reservoirs
Official title: pressurised by contraction of elastic reservoirs
A61M5/152 (Pressurised by contraction of elastic reservoirs) appears on 397 US grants and 368 published applications in this corpus.
Search patents in A61M- Granted patents
- 397
- Published applications
- 368
- Assignees
- 119
- Inventors
- 464
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 18 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 13 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 2 |
| 2003 | 5 | 3 |
| 2004 | 0 | 5 |
| 2005 | 1 | 4 |
| 2006 | 1 | 5 |
| 2007 | 0 | 8 |
| 2008 | 3 | 12 |
| 2009 | 3 | 8 |
| 2010 | 4 | 7 |
| 2011 | 3 | 7 |
| 2012 | 14 | 33 |
| 2013 | 12 | 12 |
| 2014 | 6 | 21 |
| 2015 | 12 | 15 |
| 2016 | 17 | 18 |
| 2017 | 10 | 26 |
| 2018 | 22 | 22 |
| 2019 | 16 | 32 |
| 2020 | 22 | 20 |
| 2021 | 18 | 29 |
| 2022 | 28 | 23 |
| 2023 | 22 | 16 |
| 2024 | 18 | 21 |
| 2025 | 17 | 10 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vial transfer and injection apparatus and method29 Sep 2026US 12,746,331 B2Enable Injections, Inc.
- Device assembly for the infusion of medical solutions1 Sep 2026US 12,721,943 B2Adria.Med. S.R.L.
- Medical fluid injection device with fill indicator11 Aug 2026US 12,702,754 B2Enable Injections, Inc.
- Pressurization-type drug injector having drug exposure preventive function10 Mar 2026US 12,569,614 B2SK-Electronics Co., Ltd.
- Infusion pump flow rate control24 Feb 2026US 12,558,478 B2CareFusion 303, Inc.
- Intravenous blood set foot pump10 Sep 2026US 2026/0263690 A1CareFusion 303, Inc.
- Drug delivery control arrangement, and injector10 Sep 2026US 2026/0263692 A1Shl Medical AG
- Expandable device for a body cavity27 Aug 2026US 2026/0249060 A1IP Holding Company
- Keep vein open infusion control device23 Jul 2026US 2026/0207842 A1CareFusion 303, Inc.
- Infusion pump flow rate control21 May 2026US 2026/0137862 A1CareFusion 303, Inc.
Most cited
By later US patents
- Method for delivering a medication479US 6,183,461 B2Situs Corporation · 2001
- Intravesical infuser299US 6,171,298 B2Situs Corporation · 2001
- Subcutaneous infusion set with dynamic needle280US 5,858,005 AScience Incorporated · 1999
- Fluid delivery device with collapsible needle cover251US 6,126,637 AScience Incorporated · 2000
- Liquid delivery device bladder245US 3,993,069 AAlza Corporation · 1976