B01D 33/015
With flat filtering elements
Official title: {with flat filtering elements}
B01D33/015 (With flat filtering elements) appears on 81 US grants and 63 published applications in this corpus.
Search patents in B01D- Granted patents
- 81
- Published applications
- 63
- Assignees
- 55
- Inventors
- 160
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 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 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 6 | 7 |
| 2003 | 8 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 5 |
| 2016 | 4 | 4 |
| 2017 | 0 | 2 |
| 2018 | 2 | 4 |
| 2019 | 3 | 5 |
| 2020 | 4 | 3 |
| 2021 | 3 | 3 |
| 2022 | 4 | 3 |
| 2023 | 2 | 2 |
| 2024 | 3 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Concentration device and concentration method17 Feb 2026US 12,553,019 B2Murata Manufacturing Co., Ltd.
- Independent double-negative-pressure shale shaker30 Sep 2025US 12,427,452 B2Southwest Petroleum University
- Disassembling and discharging device for battery recycling10 Dec 2024US 12,166,189 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Filter press with threadably advanced filtrate receiving plunger29 Oct 2024US 12,128,334 B2
- Non-entanglement physical shared ad-hoc randomness (NEPSAR)30 Jul 2024US 12,052,340 B2
- Universal Construction for Storing, Pumping, Mixing, Diffusing, Reacting, and Separating Fluids24 Sep 2026US 2026/0284614 A1
- Powdered adsorbent lossless recovery method based on belt filter10 Sep 2026US 2026/0263973 A1Zhejiang Yongzheng Lithium Technology Co., Ltd.
- Under-sink solids separating and composting devices9 Apr 2026US 2026/0098400 A1Kohler Co.
- Separating device and method of operating a separating device5 Jun 2025US 2025/0177888 A1Sulzer Management AG
- Water recovery systems and methods6 Feb 2025US 2025/0041775 A1Flow Environmental Corp.
Most cited
By later US patents
- Blood serum separation filter disc132US 3,972,812 ABecton, Dickinson and Company · 1976
- Vibrating screen unit78US 5,614,094 ADeister Machine Co., Inc. · 1997
- Vibratory separator screen assemblies51US 6,269,953 B1Tuboscope I/P, Inc. · 2001
- Vibratory separators and screens48US 6,722,504 B2Varco I/P, Inc. · 2004
- Screen apparatus for vibratory separator47US 6,325,216 B1Tuboscope I/P, Inc. · 2001