C04B 38/0058
Open porosity
Official title: {open porosity}
C04B38/0058 (Open porosity) appears on 62 US grants and 89 published applications in this corpus.
Search patents in C04B- Granted patents
- 62
- Published applications
- 89
- Assignees
- 63
- Inventors
- 248
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 1 | 4 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 3 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 3 |
| 2018 | 4 | 5 |
| 2019 | 2 | 7 |
| 2020 | 2 | 6 |
| 2021 | 6 | 8 |
| 2022 | 2 | 10 |
| 2023 | 3 | 12 |
| 2024 | 5 | 5 |
| 2025 | 8 | 3 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceramic body, honeycomb structure, method for producing ceramic body and heater element29 Sep 2026US 12,750,923 B2NGK Insulators, Ltd.
- Batch for the production of a coarse ceramic refractory basic product, such product and method for its production, lining of an industrial furnace and industrial furnace25 Aug 2026US 12,715,815 B2Refratechnik Holding GmbH
- Structural implant for bone repair19 May 2026US 12,629,457 B2Rutgers, The State University of New Jersey
- Metal carbide infiltrated C/C composites7 Apr 2026US 12,595,216 B2Honeywell International Inc.
- Ceramic articles made from ceramic beads with open porosity24 Mar 2026US 12,583,800 B2Corning Incorporated
- Highly absorbent sponge concrete1 Oct 2026US 2026/0296973 A1Amrize Technology Switzerland LLC
- Special tooling for fabricating vanes16 Jul 2026US 2026/0201804 A1Rtx Corporation
- Ceramic articles made from ceramic beads with open porosity2 Jul 2026US 2026/0184643 A1Corning Incorporated
- Porous glass material having uniform pore channels, vaporization core and electronic vaporizer12 Mar 2026US 2026/0068948 A1Smoore International Holdings Limited
- Plasterboard and manufacture thereof5 Mar 2026US 2026/0062358 A1Saint-Gobain Placo
Most cited
By later US patents
- Porous ceramic article for use as a filter for removing particulates from diesel exhaust gases73US 4,976,760 ACercona, Inc. · 1990
- Method for producing pre-shaped .alpha.-silicon nitride whisker compacts and loose whiskers for composite material reinforcement23US 4,388,255 ABoeing Aerospace Co. (A Division of the Boeing Company) · 1983
- Ceramic fiber casting22US 4,769,349 AGeneral Electric Company · 1988
- Method of making phosphate-based ceramic filters18US 6,468,325 B1Corning Incorporated · 2002
- Core compositions and articles with improved performance for use in castings for gas turbine applications16US 6,152,211 AGeneral Electric Company · 2000