B01D 35/027
Rigidly mounted in or on tanks or reservoirs
Official title: rigidly mounted in or on tanks or reservoirs (B01D35/04 takes precedence)
B01D35/027 (Rigidly mounted in or on tanks or reservoirs) appears on 756 US grants and 650 published applications in this corpus.
Search patents in B01D- Granted patents
- 756
- Published applications
- 650
- Assignees
- 388
- Inventors
- 1,376
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 13 | 0 |
| 1996 | 17 | 0 |
| 1997 | 15 | 0 |
| 1998 | 20 | 0 |
| 1999 | 16 | 0 |
| 2000 | 17 | 0 |
| 2001 | 33 | 13 |
| 2002 | 35 | 18 |
| 2003 | 20 | 32 |
| 2004 | 29 | 27 |
| 2005 | 21 | 31 |
| 2006 | 13 | 27 |
| 2007 | 21 | 18 |
| 2008 | 12 | 11 |
| 2009 | 5 | 17 |
| 2010 | 14 | 18 |
| 2011 | 10 | 12 |
| 2012 | 12 | 20 |
| 2013 | 10 | 23 |
| 2014 | 15 | 25 |
| 2015 | 14 | 20 |
| 2016 | 31 | 32 |
| 2017 | 10 | 27 |
| 2018 | 24 | 36 |
| 2019 | 38 | 35 |
| 2020 | 25 | 55 |
| 2021 | 25 | 33 |
| 2022 | 42 | 37 |
| 2023 | 31 | 27 |
| 2024 | 26 | 22 |
| 2025 | 29 | 18 |
| 2026 | 6 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Retrofitting and use of rectangular filters, assembly and method for filtration25 Aug 2026US 12,714,957 B2Filtration Technology Corporation
- Microcarrier filter bag assemblies and methods of use28 Jul 2026US 12,691,394 B2Life Technologies Corporation
- Filter assembly and refrigerator including the same10 Feb 2026US 12,544,694 B2Microfilter Co., Ltd.
- Liquid filter assemblies; features; components; and, methods13 Jan 2026US 12,521,655 B2Donaldson Company, Inc.
- Animal watering system8 Oct 2026US 2026/0305570 A1Aborder Products, Inc.
- Lye outlet within a lye filter24 Sep 2026US 2026/0284562 A1John Cockerill Hydrogen Belgium
- Washing machine, and filter device for washing machine16 Jul 2026US 2026/0201627 A1LG Electronics Inc.
- Filter for hydraulic fluids for hydraulic circuits18 Jun 2026US 2026/0166451 A1Mp Filtri S.P.A.
- Ice maker appliance and interior accessibility structure11 Jun 2026US 2026/0160470 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Personal water filter bottle system161US 6,569,329 B1Innova Pure Water Inc. · 2003
- Chlorination module for cartridge filter unit94US 4,780,197 ARainbow Lifegard Products, Inc. · 1988
- Fluid filter92US 6,440,303 B2Chapin Manufacturing, Inc. · 2002
- Storm drain filter system80US 6,270,663 B12001
- Arrangement for supplying fuel from supply tank to internal combustion engine of motor vehicle79US 5,392,750 ARobert Bosch GmbH · 1995