B01F 35/71761
Membrane pumps
Official title: {Membrane pumps}
B01F35/71761 (Membrane pumps) appears on 37 US grants and 41 published applications in this corpus.
Search patents in B01F- Granted patents
- 37
- Published applications
- 41
- Assignees
- 29
- Inventors
- 100
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 6 |
| 2016 | 3 | 4 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 1 | 4 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Beverage pouring device, comprising a central air injector4 Nov 2025US 12,458,933 B2Aveine
- Device and method for continuous mixing of solid drag reducer17 Jun 2025US 12,331,601 B2PetroChina Company Limited
- Fluid processing systems including a plurality of material tanks, at least one mixing tank, at least one holding tank, and recirculation loops12 Mar 2024US 11,925,912 B2Fujifilm Electronic Materials U.S.A., Inc.
- Device for producing nano particles and preparation method of nano particles using the same27 Feb 2024US 11,911,519 B2Korea Institute of Ceramic Engineering and Technology
- Liquid dispensing and vending19 Dec 2023US 11,844,377 B2Artesa LLC
- Method and device for the dilution of liquids18 Jun 2026US 2026/0166499 A1Stratec SE
- Microfluidic device with a deformable membrane activatable by a hydraulic circuit2 Apr 2026US 2026/0091362 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Liquid dispensing and vending1 Aug 2024US 2024/0251882 A1Artesa LLC
- Integrated diaphragm pump15 Sep 2022US 2022/0288544 A1Xiaowei (Shanghai) Biotechnology Co., Ltd
- Device for producing nano particles and preparation method of nano particles using the same7 Jul 2022US 2022/0211635 A1Korea Institute of Ceramic Engineering and Technology
Most cited
By later US patents
- Integrated nucleic acid diagnostic device1,005US 5,856,174 AAffymetrix, Inc. · 1999
- Integrated nucleic acid diagnostic device989US 5,922,591 AAffymetrix, Inc. · 1999
- Integrated nucleic acid diagnostic device409US 6,043,080 AAffymetrix, Inc. · 2000
- Integrated nucleic acid diagnostic device388US 6,197,595 B1Affymetrix, Inc. · 2001
- Integrated nucleic acid diagnostic device246US 6,830,936 B2Affymetrix, Inc. · 2004