C04B 38/0038
Porous mortars, concrete, artificial stone or ceramic ware: by superficial sintering or
Official title: {by superficial sintering or bonding of particulate matter}
C04B38/0038 (Porous mortars, concrete, artificial stone or ceramic ware: by superficial sintering or) appears on 128 US grants and 124 published applications in this corpus.
Search patents in C04B- Granted patents
- 128
- Published applications
- 124
- Assignees
- 115
- Inventors
- 368
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 6 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 4 | 3 |
| 2008 | 2 | 1 |
| 2009 | 0 | 3 |
| 2010 | 2 | 8 |
| 2011 | 5 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 8 |
| 2014 | 4 | 7 |
| 2015 | 3 | 9 |
| 2016 | 6 | 9 |
| 2017 | 6 | 5 |
| 2018 | 5 | 4 |
| 2019 | 6 | 9 |
| 2020 | 3 | 13 |
| 2021 | 7 | 4 |
| 2022 | 8 | 8 |
| 2023 | 9 | 7 |
| 2024 | 6 | 2 |
| 2025 | 4 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Composite member, and heat generation device, building member and light emitting device, each of which uses same14 Apr 2026US 12,600,673 B2Panasonic Intellectual Property Management Co., Ltd.
- Methods for preparing silicon carbide membrane supports using activated coke fly ash10 Feb 2026US 12,545,626 B2Jiangsu Jiulang High-Tech Co., Ltd.
- Filter comprising a silicone carbide separator layer30 Dec 2025US 12,508,552 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Processes for making a super-insulating core for a vacuum insulating structure30 Dec 2025US 12,509,404 B2Whirlpool Corporation
- Porous refractory cast material, its use and production9 Sep 2025US 12,410,106 B2Vesuvius U S A Corporation
- Bionic superhydrophobic porous ceramic for planting plants under water and preparation method thereof27 Aug 2026US 2026/0250201 A1
- Methods for preparing silicon carbide membrane supports using activated coke fly ash18 Sep 2025US 2025/0289761 A1Jiangsu Jiulang High-Tech Co., Ltd.
- Method for one-step regulation of a pore structure and surface properties of a silicon carbide (sic) membrane10 Jul 2025US 2025/0222408 A1Nanjing Tech University
- Boron nitride composite and manufacturing method thereof3 Apr 2025US 2025/0109076 A1Wilco AG
- Coralline ceramic material, sensor and method for obtaining said material6 Mar 2025US 2025/0074828 A1Universidad De Los Andes
Most cited
By later US patents
- Controlled pore size ceramics particularly for orthopaedic and dental applications136US 4,737,411 AUniversity of Dayton · 1988
- Process for producing hollow spherical particles and sponge-like particles composed therefrom124US 4,775,598 ANorddeutsche Affinerie Akitiengesellschaft · 1988
- High temperature erosion resistant coating and material containing compacted hollow geometric shapes61US 6,641,907 B1Siemens Westinghouse Power Corporation · 2003
- Method of making porous catalyst carrier without the addition of pore forming agents37US 5,733,842 ANorton Checmical Process Products Corporation · 1998
- Method for producing spheroidal ceramics35US 4,407,967 AFrenchtown American Corp. · 1983