B01D 46/2451
Characterized by the geometrical structure, shape, pattern or configuration or parameters related
Official title: {characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure}
B01D46/2451 (Characterized by the geometrical structure, shape, pattern or configuration or parameters related) appears on 809 US grants and 987 published applications in this corpus.
Search patents in B01D- Granted patents
- 809
- Published applications
- 987
- Assignees
- 146
- Inventors
- 1,131
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 7 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 10 |
| 2003 | 3 | 11 |
| 2004 | 8 | 30 |
| 2005 | 7 | 47 |
| 2006 | 20 | 57 |
| 2007 | 16 | 51 |
| 2008 | 31 | 54 |
| 2009 | 40 | 76 |
| 2010 | 41 | 50 |
| 2011 | 60 | 39 |
| 2012 | 40 | 38 |
| 2013 | 35 | 26 |
| 2014 | 40 | 62 |
| 2015 | 38 | 63 |
| 2016 | 39 | 28 |
| 2017 | 40 | 55 |
| 2018 | 34 | 52 |
| 2019 | 37 | 38 |
| 2020 | 45 | 40 |
| 2021 | 40 | 45 |
| 2022 | 37 | 35 |
| 2023 | 33 | 28 |
| 2024 | 27 | 18 |
| 2025 | 18 | 19 |
| 2026 | 16 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 46/2482Thickness, height, width, length or diameter550
- B01D 46/2474Of the walls along the length of the honeycomb394
- B01D 46/2484Cell density, area or aspect ratio382
- B01D 46/2486Characterised by the shapes or configurations355
- B01D 46/247Of the cells353
- B01D 46/2455Of the whole honeycomb or segments267
- B01D 46/2478Structures comprising honeycomb segments237
- B01D 46/2476Monolithic structures174
Recent patents
- Honeycomb structure8 Sep 2026US 12,728,377 B2NGK Insulators, Ltd.
- High filtration efficiency particulate filters having bimodal pore size distribution made from beads with open porosity11 Aug 2026US 12,702,946 B2Corning Incorporated
- Mat material, exhaust gas purification device, and method for producing mat material28 Jul 2026US 12,691,659 B2Ibiden Co., Ltd.
- Porous structure such as for filters, and making the same21 Jul 2026US 12,685,951 B2Corning Incorporated
- Exhaust gas purification device7 Jul 2026US 12,673,320 B2Cataler Corporation
- Gas filter element, filter device and method of use1 Oct 2026US 2026/0295490 A1Pall Corporation
- High efficiency air filter body1 Oct 2026US 2026/0295491 A1Corning Incorporated
- Filter and method for manufacturing same10 Sep 2026US 2026/0263982 A1NGK Insulators, Ltd.
- Humidity controlling device and humidity controlling system27 Aug 2026US 2026/0251321 A1NGK Insulators, Ltd.
- Heat-conducting assembly for hydration reaction, hydrate reactor, and hydrate reaction system25 Jun 2026US 2026/0176542 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Composite planar and triangularly pleated filter element307US 4,925,561 ATsuchiya Mfg. Co., Ltd. · 1990
- Device for removal of contaminants from fluid streams235US 5,750,026 ACorning Incorporated · 1998
- Honeycomb filter and ceramic filter assembly201US 6,669,751 B1Ibiden Co., Ltd. · 2003
- Mercury removal apparatus and method176US 5,409,522 AADA Technologies, Inc. · 1995
- Honeycomb filter and method of making it163US 4,417,908 ACorning Glass Works · 1983