B01D 2319/022
Reject series
B01D2319/022 (Reject series) appears on 93 US grants and 130 published applications in this corpus.
Search patents in B01D- Granted patents
- 93
- Published applications
- 130
- Assignees
- 78
- Inventors
- 256
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 6 |
| 2008 | 4 | 5 |
| 2009 | 3 | 6 |
| 2010 | 7 | 7 |
| 2011 | 4 | 8 |
| 2012 | 3 | 4 |
| 2013 | 4 | 5 |
| 2014 | 4 | 9 |
| 2015 | 4 | 5 |
| 2016 | 3 | 6 |
| 2017 | 9 | 7 |
| 2018 | 3 | 4 |
| 2019 | 6 | 11 |
| 2020 | 5 | 10 |
| 2021 | 9 | 14 |
| 2022 | 4 | 6 |
| 2023 | 11 | 4 |
| 2024 | 4 | 4 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for purification of gas mixtures23 Dec 2025US 12,502,640 B1Avanpore LLC
- Spiral wound multi-effect membrane distillation module2 Dec 2025US 12,485,386 B2SolMem LLC
- Reverse osmosis centrifuge12 Nov 2024US 12,138,590 B2Eden Technologies, Inc.
- Separation systems for removing starch and other usable by-products from processing water15 Oct 2024US 12,115,500 B2Smartflow Technologies, Inc.
- Membrane based in-line fouling monitor for performance tracking in reverse osmosis and Nano-filtration systems26 Mar 2024US 11,938,450 B1Surplus Management, Inc
- Membrane Dialysis Device23 Jul 2026US 2026/0208111 A1AT&S Austria Technologie & Systemtechnik Aktiengesellschaft
- Bio LNG Production Using Membranes1 May 2025US 2025/0136884 A1Air Products and Chemicals, Inc.
- Tangential Filtration Elements and Filtration Devices and Methods Of Use12 Sep 2024US 2024/0299885 A1
- Systems and methods for single pass counter current diafiltration2 May 2024US 2024/0139685 A1Boehringer Ingelheim International GmbH
- Cartridges and systems for outside-in flow in membrane-based therapies8 Feb 2024US 2024/0042116 A1Novaflux Inc.
Most cited
By later US patents
- Fluid purification system56US 4,083,780 AEnvirogenics Systems Company · 1978
- Integrity testable multilayered filter device42US 7,650,805 B2Millipore Corporation · 2010
- Method and apparatus for the filtration of biological solutions38US 7,384,549 B2Spf Innovations, LLC · 2008
- Method and apparatus for the filtration of biological solutions37US 7,682,511 B2Spf Innovations, LLC · 2010
- Systems, methods, and devices relating to a cellularized nephron unit37US 7,790,028 B1The Charles Stark Draper Laboratory, Inc. · 2010