B01D 29/014
With curved filtering elements
Official title: {with curved filtering elements (construction B01D29/035, B01D29/071)}
B01D29/014 (With curved filtering elements) appears on 64 US grants and 67 published applications in this corpus.
Search patents in B01D- Granted patents
- 64
- Published applications
- 67
- Assignees
- 55
- Inventors
- 149
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 4 |
| 2004 | 1 | 1 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 4 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 3 | 3 |
| 2016 | 1 | 0 |
| 2017 | 4 | 4 |
| 2018 | 0 | 4 |
| 2019 | 3 | 8 |
| 2020 | 3 | 8 |
| 2021 | 3 | 3 |
| 2022 | 1 | 2 |
| 2023 | 3 | 4 |
| 2024 | 2 | 2 |
| 2025 | 4 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filter2 Dec 2025US 12,485,371 B2Murata Manufacturing Co., Ltd.
- Washing device and extraction system11 Nov 2025US 12,465,170 B2Izumi Food Machinery Co., Ltd.
- Liquid accumulator and heat exchange system having liquid accumulator21 Oct 2025US 12,449,170 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Filtration filter and filtration device14 Oct 2025US 12,440,785 B2Murata Manufacturing Co., Ltd.
- Mechanical separation device5 Nov 2024US 12,134,049 B2ICM, Inc.
- Screening Device, Screening Element and Method for Producing a Screening Device27 Aug 2026US 2026/0249215 A1Huber SE
- Water pump and filter assembly for water pump3 Jul 2025US 2025/0214005 A1Zhejiang Ele Smart Technology Co., Ltd.
- Saliva pre-processing device and pre-processing method26 Dec 2024US 2024/0426721 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Liquid recovery system for a motor vehicle2 May 2024US 2024/0140367 A1Valeo Systemes D/Essuyage
- Liquid accumulator and heat exchange system having liquid accumulator23 Mar 2023US 2023/0092213 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Filter insert43US 5,958,097 AFirma Carl Freudenberg · 1999
- Curb inlet catch basin filter29US 6,884,343 B22005
- Vacuum assisted slaker classifier28US 5,368,731 ADorr-Oliver Incorporated · 1994
- Synthetic rubber dewatering apparatus and method25US 4,120,790 APhillips Petroleum Company · 1978
- Apparatus for filtering liquids24US 5,296,143 AIngenjorsfirman R. Frykhult AB · 1994