B01D 46/2476
Monolithic structures
Official title: {Monolithic structures}
B01D46/2476 (Monolithic structures) appears on 174 US grants and 207 published applications in this corpus.
Search patents in B01D- Granted patents
- 174
- Published applications
- 207
- Assignees
- 43
- Inventors
- 295
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 6 |
| 2006 | 1 | 10 |
| 2007 | 1 | 10 |
| 2008 | 2 | 21 |
| 2009 | 10 | 23 |
| 2010 | 9 | 4 |
| 2011 | 18 | 11 |
| 2012 | 10 | 2 |
| 2013 | 2 | 1 |
| 2014 | 3 | 3 |
| 2015 | 1 | 14 |
| 2016 | 7 | 13 |
| 2017 | 10 | 17 |
| 2018 | 10 | 19 |
| 2019 | 14 | 14 |
| 2020 | 15 | 13 |
| 2021 | 19 | 13 |
| 2022 | 9 | 1 |
| 2023 | 7 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pillar-shaped honeycomb structure and method for manufacturing same10 Feb 2026US 12,544,702 B2NGK Insulators, Ltd.
- Honeycomb filter18 Nov 2025US 12,472,455 B2NGK Insulators, Ltd.
- Honeycomb structure and exhaust gas purifying device12 Aug 2025US 12,383,852 B2NGK Insulators, Ltd.
- Filter and method for manufacturing same20 May 2025US 12,305,551 B2NGK Insulators, Ltd.
- Honeycomb filter7 Nov 2023US 11,806,655 B2NGK Insulators, Ltd.
- Heat-conducting assembly for hydration reaction, hydrate reactor, and hydrate reaction system25 Jun 2026US 2026/0176542 A1China Petroleum & Chemical Corporation
- Methods of depositing inorganic particles25 Jun 2026US 2026/0176994 A1Corning Incorporated
- Honeycomb filter1 Jan 2026US 2026/0001022 A1NGK Insulators, Ltd.
- Network structure, porous complex, method of producing network structure, and method of producing porous complex1 Jan 2026US 2026/0001023 A1NGK Insulators, Ltd.
- Honeycomb structure2 Oct 2025US 2025/0303336 A1NGK Insulators, Ltd.
Most cited
By later US patents
- Device for removal of contaminants from fluid streams235US 5,750,026 ACorning Incorporated · 1998
- Ceramic filters for diesel exhaust particulates158US 4,276,071 AGeneral Motors Corporation · 1981
- Catalytic filtration device and method75US 5,221,484 ACeraMem Separations Limited Partnership · 1993
- Monolith diesel exhaust filter with self-regeneration61US 4,276,066 AGeneral Motors Corporation · 1981
- Filtraion device with variable thickness walls52US 5,641,332 ACorning Incorporated · 1997