B01D 35/14
Safety devices specially adapted for filtration
Official title: Safety devices specially adapted for filtration (preventing or minimising fires or explosions A62C); Devices for indicating clogging (incorporated in a throw-away filter B01D27/10)
B01D35/14 (Safety devices specially adapted for filtration) appears on 2,357 US grants and 2,312 published applications in this corpus.
Search patents in B01D- Granted patents
- 2,357
- Published applications
- 2,312
- Assignees
- 1,034
- Inventors
- 4,144
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 22 | 0 |
| 1978 | 18 | 0 |
| 1979 | 18 | 0 |
| 1980 | 23 | 0 |
| 1981 | 23 | 0 |
| 1982 | 25 | 0 |
| 1983 | 23 | 0 |
| 1984 | 20 | 0 |
| 1985 | 28 | 0 |
| 1986 | 23 | 0 |
| 1987 | 23 | 0 |
| 1988 | 29 | 0 |
| 1989 | 21 | 0 |
| 1990 | 20 | 0 |
| 1991 | 23 | 0 |
| 1992 | 27 | 0 |
| 1993 | 21 | 0 |
| 1994 | 17 | 0 |
| 1995 | 20 | 0 |
| 1996 | 39 | 0 |
| 1997 | 35 | 0 |
| 1998 | 33 | 0 |
| 1999 | 38 | 0 |
| 2000 | 36 | 0 |
| 2001 | 37 | 14 |
| 2002 | 38 | 35 |
| 2003 | 44 | 66 |
| 2004 | 41 | 68 |
| 2005 | 52 | 73 |
| 2006 | 33 | 66 |
| 2007 | 35 | 62 |
| 2008 | 36 | 54 |
| 2009 | 32 | 83 |
| 2010 | 41 | 57 |
| 2011 | 34 | 70 |
| 2012 | 54 | 78 |
| 2013 | 44 | 73 |
| 2014 | 55 | 81 |
| 2015 | 58 | 87 |
| 2016 | 69 | 113 |
| 2017 | 85 | 119 |
| 2018 | 85 | 139 |
| 2019 | 118 | 143 |
| 2020 | 126 | 161 |
| 2021 | 122 | 135 |
| 2022 | 117 | 144 |
| 2023 | 108 | 115 |
| 2024 | 92 | 104 |
| 2025 | 97 | 95 |
| 2026 | 78 | 77 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Shower system with a filter6 Oct 2026US 12,753,092 B2
- System, device, and method for monitoring carbon capture29 Sep 2026US 12,746,489 B2T-Mobile Innovations LLC
- Microfluidic purification device29 Sep 2026US 12,746,548 B2Oriental System Technology Inc.
- Insufflator with filter loading detection device22 Sep 2026US 12,741,106 B2Novanta Medical GmbH
- Automatic shutoff valve for a water filter assembly15 Sep 2026US 12,734,468 B2Haier US Appliance Solutions, Inc.
- Filter Assembly having a Locking Mechanism with Enhanced Engagement Features8 Oct 2026US 2026/0306975 A1Parker-Hannifin Corporation
- Filter Element with Biplanar O-Ring1 Oct 2026US 2026/0295481 A1Parker-Hannifin Corporation
- Devices, systems, and methods, for integrating of a fluid service assembly into a machine1 Oct 2026US 2026/0295482 A1Rpm Industries, LLC
- Filter element endplate oriented on head in filter24 Sep 2026US 2026/0284559 A1Atmus Filtration Inc.
- Fluid filtration system with single use filter and integrated integrity test device and method of using same17 Sep 2026US 2026/0273442 A1Cytiva US LLC
Most cited
By later US patents
- Stormwater filter assembly483US 8,110,099 B2Contech Stormwater Solutions Inc. · 2012
- Device and method for monitoring the integrity of filtering installations289US 7,048,775 B2Sartorius AG · 2006
- Identification of filter media within a filtration system255US 10,143,948 B23M Innovative Properties Company · 2018
- Mounting head with safety shut-off valve for replaceable filter cartridge153US 5,486,288 AElkay Manufacturing Company · 1996
- Keyed filter assembly150US 6,458,269 B1Cuno Incorporated · 2002