A61M 5/14232
Roller pumps
Official title: {Roller pumps}
A61M5/14232 (Roller pumps) appears on 644 US grants and 760 published applications in this corpus.
Search patents in A61M- Granted patents
- 644
- Published applications
- 760
- Assignees
- 258
- Inventors
- 1,096
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 0 |
| 2002 | 10 | 19 |
| 2003 | 14 | 15 |
| 2004 | 10 | 17 |
| 2005 | 7 | 20 |
| 2006 | 7 | 24 |
| 2007 | 9 | 33 |
| 2008 | 9 | 23 |
| 2009 | 11 | 31 |
| 2010 | 19 | 31 |
| 2011 | 23 | 27 |
| 2012 | 25 | 63 |
| 2013 | 39 | 39 |
| 2014 | 28 | 47 |
| 2015 | 32 | 33 |
| 2016 | 38 | 41 |
| 2017 | 23 | 20 |
| 2018 | 30 | 29 |
| 2019 | 40 | 37 |
| 2020 | 34 | 33 |
| 2021 | 28 | 31 |
| 2022 | 30 | 36 |
| 2023 | 25 | 23 |
| 2024 | 20 | 30 |
| 2025 | 23 | 37 |
| 2026 | 9 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Peristaltic pump head with hybrid rollers and tubing manifold1 Sep 2026US 12,723,583 B1
- Peristaltic pump14 Jul 2026US 12,680,540 B2Keurig Green Mountain, Inc.
- Fluid delivery mechanism and nutrient pump2 Jun 2026US 12,642,908 B2Medcaptain Medical Technology Co., Ltd.
- Patient safety device maintenance system26 May 2026US 12,640,262 B2CareFusion 303, Inc.
- Pumping mechanism with wire-pulled plunger5 May 2026US 12,616,790 B2Insulet Corporation
- Direct-From-Vial Medication Infusion System17 Sep 2026US 2026/0273172 A1
- Drive assembly for medicament delivery device10 Sep 2026US 2026/0263688 A1Shl Medical AG
- Pumping mechanism with wire-pulled plunger10 Sep 2026US 2026/0263689 A1Insulet Corporation
- Roller pump for use with a perfusion system and associated methods20 Aug 2026US 2026/0243244 A1LivaNova Deutschland GmbH
- Automated arterial blood preservation and collection system23 Jul 2026US 2026/0207103 A1Mune Co., Ltd.
Most cited
By later US patents
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,420US 6,641,533 B2Medtronic MiniMed, Inc. · 2003
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,273US 6,558,320 B1Medtronic MiniMed, Inc. · 2003
- Modular infusion device and method1,554US 6,749,587 B2Insulet Corporation · 2004
- Insulin infusion pump626US 4,498,843 A1985
- Infusion medium delivery device and method with compressible or curved reservoir or conduit549US 8,137,314 B2Medtronic MiniMed, Inc. · 2012