B01D 63/082
Comprising a stack of flat membranes
Official title: {comprising a stack of flat membranes}
B01D63/082 (Comprising a stack of flat membranes) appears on 775 US grants and 797 published applications in this corpus.
Search patents in B01D- Granted patents
- 775
- Published applications
- 797
- Assignees
- 457
- Inventors
- 1,778
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 9 | 0 |
| 1980 | 13 | 0 |
| 1981 | 11 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 13 | 0 |
| 1988 | 10 | 0 |
| 1989 | 12 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 16 | 4 |
| 2002 | 8 | 12 |
| 2003 | 8 | 26 |
| 2004 | 7 | 19 |
| 2005 | 14 | 27 |
| 2006 | 11 | 18 |
| 2007 | 14 | 22 |
| 2008 | 12 | 29 |
| 2009 | 15 | 15 |
| 2010 | 9 | 30 |
| 2011 | 15 | 36 |
| 2012 | 16 | 31 |
| 2013 | 15 | 33 |
| 2014 | 23 | 45 |
| 2015 | 23 | 40 |
| 2016 | 18 | 27 |
| 2017 | 43 | 40 |
| 2018 | 37 | 31 |
| 2019 | 27 | 43 |
| 2020 | 40 | 39 |
| 2021 | 37 | 52 |
| 2022 | 23 | 37 |
| 2023 | 39 | 42 |
| 2024 | 27 | 47 |
| 2025 | 33 | 30 |
| 2026 | 20 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vessel, system, and associated method for product concentration29 Sep 2026US 12,746,513 B2Repligen Corporation
- Humidifying device having channel plates and channel plate for humidifying device25 Aug 2026US 12,719,067 B2Mann+Hummel GmbH
- Stackable and adjustable membrane module18 Aug 2026US 12,708,877 B2Ultressa LLC
- Formed sheet membrane element and filtration system4 Aug 2026US 12,697,586 B2Fibracast Ltd.
- Flat sheet membrane filtration module with cylindrical housing28 Jul 2026US 12,691,416 B2Thetis Environmental Inc.
- Gas separation membrane module assembly1 Oct 2026US 2026/0295535 A1Honda Motor Co., Ltd.
- Gas separation membrane module1 Oct 2026US 2026/0295536 A1Honda Motor Co., Ltd.
- Cassette1 Oct 2026US 2026/0295537 A1Donaldson Company, Inc.
- Apparatus and process for recovery of a valuable material13 Aug 2026US 2026/0233129 A1Evonik Operations GmbH
- Multi-element membrane assembly for selective carbon capture6 Aug 2026US 2026/0225041 A1Valero Services, Inc.
Most cited
By later US patents
- Planar membrane deoxygenator331US 6,709,492 B1United Technologies Corporation · 2004
- Filtration apparatus having channeled flow guide elements256US 6,258,270 B1GKSS-Forschungszentrum Geesthacht GmbH · 2001
- Composite hydrogen separation element and module164US 5,645,626 ABend Research, Inc. · 1997
- Filtration membrane module145US 5,482,625 AKubota Corporation · 1996
- Method and apparatus for continuous peritoneal cascade dialysis and hemofiltration (CPCD/H)143US 5,980,481 ATransvivo, Inc. · 1999