B01D 2315/00
Details relating to the membrane module operation
B01D2315/00 (Details relating to the membrane module operation) appears on 1,321 US grants and 2,176 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,321
- Published applications
- 2,176
- Assignees
- 942
- Inventors
- 3,903
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 8 | 3 |
| 2002 | 8 | 16 |
| 2003 | 9 | 23 |
| 2004 | 13 | 33 |
| 2005 | 17 | 36 |
| 2006 | 22 | 51 |
| 2007 | 21 | 50 |
| 2008 | 13 | 40 |
| 2009 | 19 | 62 |
| 2010 | 23 | 73 |
| 2011 | 37 | 62 |
| 2012 | 29 | 74 |
| 2013 | 34 | 87 |
| 2014 | 51 | 73 |
| 2015 | 53 | 83 |
| 2016 | 45 | 93 |
| 2017 | 55 | 104 |
| 2018 | 61 | 114 |
| 2019 | 84 | 120 |
| 2020 | 108 | 162 |
| 2021 | 98 | 118 |
| 2022 | 88 | 174 |
| 2023 | 91 | 144 |
| 2024 | 100 | 154 |
| 2025 | 93 | 123 |
| 2026 | 65 | 104 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 2315/06Submerged-typeIndexing code470
- B01D 2315/10Cross-flow filtrationIndexing code380
- B01D 2315/16DiafiltrationIndexing code188
- B01D 2315/02Rotation or turningIndexing code137
- B01D 2315/22Membrane contactorIndexing code94
- B01D 2315/08Fully permeating typeIndexing code84
- B01D 2315/14Batch-systemsIndexing code56
- B01D 2315/04Reciprocation, oscillation or vibrationIndexing code54
All 14 subgroupsShow fewer
- B01D 2315/20Operation control schemes defined by a periodically repeated sequence comprising filtration cyclesIndexing code36
- B01D 2315/12Feed-and-bleed systemsIndexing code28
- B01D 2315/24Counter-current operationIndexing code24
- B01D 2315/18Time sequence of one or more process steps carried out periodically withinIndexing code13
- B01D 2315/17Depth filtration, asymmetric membranes arranged with wider pore size side towards feedIndexing code12
- B01D 2315/05Moving the membrane in one directionIndexing code5
Recent patents
- Vessel, system, and associated method for product concentration29 Sep 2026US 12,746,513 B2Repligen Corporation
- Separation of alcohol using a membrane15 Sep 2026US 12,734,482 B2Altr Fltr Inc.
- Purification of oligosaccharides from a fermentation broth by using filtration15 Sep 2026US 12,735,443 B2Chr. Hansen A/S
- Apparatus and method for liquid treatment by forward osmosis1 Sep 2026US 12,722,119 B2Waterwhelm Ltd
- Reciprocating concentration system1 Sep 2026US 12,722,122 B2Industrial Technology Research Institute
- Concentrated milk protein preparations8 Oct 2026US 2026/0305634 A150G Inc.
- Modular multiplatform system for mrna drug production8 Oct 2026US 2026/0306407 A1BioNTech SE
- Processes and systems for preparing cellular or viral membranes and nanoparticles8 Oct 2026US 2026/0308337 A1Arytha Biosciences, LLC
- In line cleaning in place process for alternating tangential flow filter1 Oct 2026US 2026/0295539 A1Enzene Biosciences Limited
- Bioreactor systems1 Oct 2026US 2026/0295554 A1ABEC, Inc.
Most cited
By later US patents
- Method and apparatus for separation of matter from suspension229US 5,194,145 A1993
- Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate200US 5,639,373 AZenon Environmental Inc. · 1997
- Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces191US 5,783,083 AZenon Environmental Inc. · 1998
- Closed hemapheresis system and method178US 4,776,964 A1988
- Pump control apparatus for cellular filtration systems employing rotating microporous membranes161US 5,376,263 A1994