B01D 35/303
The housings being modular
Official title: {the housings being modular, e.g. standardised}
B01D35/303 (The housings being modular) appears on 187 US grants and 168 published applications in this corpus.
Search patents in B01D- Granted patents
- 187
- Published applications
- 168
- Assignees
- 115
- Inventors
- 387
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 6 |
| 2003 | 2 | 9 |
| 2004 | 1 | 5 |
| 2005 | 4 | 5 |
| 2006 | 3 | 5 |
| 2007 | 6 | 5 |
| 2008 | 3 | 4 |
| 2009 | 2 | 2 |
| 2010 | 4 | 4 |
| 2011 | 3 | 3 |
| 2012 | 0 | 6 |
| 2013 | 5 | 2 |
| 2014 | 5 | 12 |
| 2015 | 0 | 11 |
| 2016 | 8 | 2 |
| 2017 | 3 | 4 |
| 2018 | 11 | 9 |
| 2019 | 6 | 14 |
| 2020 | 9 | 13 |
| 2021 | 14 | 9 |
| 2022 | 8 | 13 |
| 2023 | 11 | 6 |
| 2024 | 10 | 5 |
| 2025 | 7 | 11 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pure water systems25 Aug 2026US 12,715,790 B2Unger Marketing International, LLC
- Modular device for fixedly arranging and interconnecting individual separation units and/or function units amongst one another12 May 2026US 12,623,168 B2Sartorius Stedim Biotech GmbH
- Single-use device for the separation or filtering of a large volume of a mixture of substances5 May 2026US 12,616,920 B2Sartorius Stedim Biotech GmbH
- Gravity type water-purifying device26 Aug 2025US 12,397,264 B2Amogreentech Co., Ltd.
- Distributor assembly, in particular for a separation unit of a modular process device arrangement5 Aug 2025US 12,377,375 B2Sartorius Stedim Biotech GmbH
- Modular system for filter containers10 Sep 2026US 2026/0263975 A1
- Under-sink water purifier30 Jul 2026US 2026/0217566 A1Coway Co., Ltd.
- Modular filter core19 Mar 2026US 2026/0077283 A1Sonoco Development, Inc.
- Fully submersed block style primary water filter4 Dec 2025US 2025/0367579 A1
- Fully submersed block style secondary water filter4 Dec 2025US 2025/0368542 A1
Most cited
By later US patents
- Quick-change filter cartridge and head therefor175US 4,735,716 ACuno Corporated · 1988
- Stackable filter head unit130US 4,192,750 AMassey-Ferguson Inc. · 1980
- Quick-change filter cartridge and head therefor130US 4,877,521 ACuno Incorporated · 1989
- Modular microporous filter assemblies111US 5,405,528 AMemtec Limited · 1995
- Filtration system and mount for beverage dispensers and automatic beverage brewing machines88US 5,342,518 AIraco Filtration Systems, Inc. · 1994