B21F 27/18
Of meshed work for filters or sieves
Official title: of meshed work for filters or sieves
B21F27/18 (Of meshed work for filters or sieves) appears on 22 US grants and 23 published applications in this corpus.
Search patents in B21F- Granted patents
- 22
- Published applications
- 23
- Assignees
- 17
- Inventors
- 63
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 4 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Hollow cylindrical filter and manufacturing apparatus9 Apr 2024US 11,951,427 B2Fuji Filter Manufacturing Co., Ltd.
- Method for manufacturing a one-piece gutter guard article employing a wire mesh filter11 Oct 2022US 11,466,459 B1
- Wire screenings and a method of forming the same24 Jul 2018US 10,029,281 B2Lumsden Corporation
- Porous metal body manufacturing method and porous metal body15 May 2018US 9,968,984 B2Fuji Filter Manufacturing Co., Ltd.
- Wire screen manufacturing system and method20 Mar 2018US 9,919,354 B2Delta Screen & Filtration, LLC
- Hydrogen-permeable filter16 Oct 2025US 2025/0319431 A1Panasonic Intellectual Property Management Co., Ltd.
- Systems and methods for screens for fiber part forming molds17 Jul 2025US 2025/0229314 A1Congruens Group, LLC
- Hollow cylindrical filter, and manufacturing method17 Apr 2025US 2025/0121304 A1Fuji Filter Manufacturing Co., Ltd.
- Hollow cylindrical filter and manufacturing apparatus14 Apr 2022US 2022/0111320 A1Fuji Filter Manufacturing Co., Ltd.
- Method and Apparatus for Attaching Rib Wires of a Wire Wrap Screen30 Apr 2020US 2020/0130045 A1RGL Reservoir Management Inc.
Most cited
By later US patents
- Method of manufacturing filter drums10US 4,045,853 AAlar Engineering Corporation · 1977
- Method for making tubular welded wire screens7US 4,066,202 AN. V. Bekaert S. A. · 1978
- Sand screen, expandable screen and method of making7US 8,684,075 B2Baker Hughes Incorporated · 2014
- Woven wire screening and a method of forming the same6US 7,815,053 B2Lumsden Corporation · 2010
- Wall lath with self-furring ridges6US 9,469,998 B1Plastic Components, Inc. · 2016