C04B 38/0009
Characterised by features relating to the cell walls
Official title: {characterised by features relating to the cell walls, e.g. wall thickness or distribution of pores in the walls}
C04B38/0009 (Characterised by features relating to the cell walls) appears on 298 US grants and 391 published applications in this corpus.
Search patents in C04B- Granted patents
- 298
- Published applications
- 391
- Assignees
- 56
- Inventors
- 492
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 12 |
| 2006 | 3 | 8 |
| 2007 | 2 | 20 |
| 2008 | 6 | 22 |
| 2009 | 13 | 37 |
| 2010 | 15 | 22 |
| 2011 | 17 | 15 |
| 2012 | 17 | 23 |
| 2013 | 23 | 11 |
| 2014 | 16 | 24 |
| 2015 | 18 | 17 |
| 2016 | 13 | 14 |
| 2017 | 21 | 14 |
| 2018 | 7 | 25 |
| 2019 | 15 | 16 |
| 2020 | 18 | 23 |
| 2021 | 11 | 31 |
| 2022 | 25 | 15 |
| 2023 | 16 | 14 |
| 2024 | 15 | 13 |
| 2025 | 9 | 5 |
| 2026 | 11 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High filtration efficiency particulate filters having bimodal pore size distribution made from beads with open porosity11 Aug 2026US 12,702,946 B2Corning Incorporated
- Cordierite-indialite-pseudobrookite structured ceramic bodies, batch composition mixtures, and methods of manufacturing ceramic bodies therefrom16 Jun 2026US 12,655,064 B2Corning Incorporated
- Honeycomb filter26 May 2026US 12,636,603 B2NGK Insulators, Ltd.
- Method for manufacturing honeycomb structure28 Apr 2026US 12,612,341 B2NGK Insulators, Ltd.
- Honeycomb filter14 Apr 2026US 12,599,862 B2NGK Insulators, Ltd.
- Method for producing ceramic product24 Sep 2026US 2026/0285772 A1NGK Insulators, Ltd.
- Composite panel core structure27 Aug 2026US 2026/0250208 A1General Electric Company
- Heat-conducting assembly for hydration reaction, hydrate reactor, and hydrate reaction system25 Jun 2026US 2026/0176542 A1China Petroleum & Chemical Corporation
- Low bulk density, high geometric surface area honeycomb bodies4 Jun 2026US 2026/0152445 A1Corning Incorporated
- Proppant particles formed from slurry droplets and methods of use19 Mar 2026US 2026/0078065 A1Carbo Ceramics Inc.
Most cited
By later US patents
- Filter and filter assembly44US 7,341,614 B2Ibiden Co., Ltd. · 2008
- Asymmetric honeycomb wall-flow filter having improved structural strength35US 7,247,184 B2Corning Incorporated · 2007
- Ceramic honeycomb structural body35US 7,438,967 B2Ibiden Co., Ltd. · 2008
- Ceramic honeycomb filter and its structure31US 6,890,616 B2Hitachi Metals, Ltd. · 2005
- Manufacture of cellular honeycomb structures29US 6,299,958 B1Corning Incorporated · 2001