F04B 43/1276
Means for pushing the rollers against the tubular flexible member
Official title: {Means for pushing the rollers against the tubular flexible member}
F04B43/1276 (Means for pushing the rollers against the tubular flexible member) appears on 143 US grants and 135 published applications in this corpus.
Search patents in F04B- Granted patents
- 143
- Published applications
- 135
- Assignees
- 103
- Inventors
- 308
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 2 |
| 2004 | 3 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 4 |
| 2010 | 0 | 4 |
| 2011 | 0 | 3 |
| 2012 | 6 | 9 |
| 2013 | 6 | 3 |
| 2014 | 3 | 7 |
| 2015 | 3 | 5 |
| 2016 | 7 | 6 |
| 2017 | 5 | 8 |
| 2018 | 10 | 7 |
| 2019 | 8 | 10 |
| 2020 | 9 | 8 |
| 2021 | 5 | 4 |
| 2022 | 7 | 8 |
| 2023 | 4 | 6 |
| 2024 | 6 | 14 |
| 2025 | 3 | 7 |
| 2026 | 5 | 8 |
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.
- Rotor assembly with removable rollers23 Jun 2026US 12,662,998 B2Blue-White Industries, Ltd.
- Roller pump for use with a perfusion system and associated methods28 Apr 2026US 12,612,906 B2LivaNova Deutschland GmbH
- Tube roller pump24 Feb 2026US 12,560,159 B2Braun Avitum AG
- Roller pump for use with a perfusion system and associated methods20 Aug 2026US 2026/0243244 A1LivaNova Deutschland GmbH
- Peristaltic pump2 Jul 2026US 2026/0185518 A1Beckman Coulter Biotechnology (Suzhou) Co., Ltd.
- Peristaltic pump and method for controlling such a pump7 May 2026US 2026/0126039 A1
- Peristaltic pump offset rotor assembly30 Apr 2026US 2026/0117760 A1Milton Roy Company
- Roller pump for use with a perfusion system and associated methods23 Apr 2026US 2026/0108720 A1LivaNova Deutschland GmbH
Most cited
By later US patents
- Innovative pumping system for peristaltic pumps201US 5,215,450 A1993
- Portable persistaltic pump for peritoneal dialysis196US 6,129,699 ASorenson Development, Inc. · 2000
- Peristaltic pump occlusion detector and adjuster186US 5,657,000 ACobe Laboratories, Inc. · 1997
- Portable dialysis system and pump therefor129US 4,443,333 A1984
- Easy load peristaltic pump127US 4,558,996 AOrganon Teknika Corporation · 1985