C04B 38/10
Porous mortars, concrete, artificial stone or ceramic ware: by using foaming agents
Official title: by using foaming agents (C04B38/02 takes precedence){or by using mechanical means, e.g. adding preformed foam}
C04B38/10 (Porous mortars, concrete, artificial stone or ceramic ware: by using foaming agents) appears on 296 US grants and 371 published applications in this corpus.
Search patents in C04B- Granted patents
- 296
- Published applications
- 371
- Assignees
- 220
- Inventors
- 924
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 6 | 6 |
| 2003 | 5 | 10 |
| 2004 | 10 | 11 |
| 2005 | 2 | 7 |
| 2006 | 7 | 12 |
| 2007 | 3 | 8 |
| 2008 | 6 | 4 |
| 2009 | 5 | 10 |
| 2010 | 4 | 14 |
| 2011 | 7 | 7 |
| 2012 | 7 | 9 |
| 2013 | 7 | 10 |
| 2014 | 8 | 16 |
| 2015 | 6 | 24 |
| 2016 | 10 | 14 |
| 2017 | 19 | 28 |
| 2018 | 18 | 20 |
| 2019 | 13 | 15 |
| 2020 | 20 | 16 |
| 2021 | 11 | 19 |
| 2022 | 9 | 21 |
| 2023 | 6 | 21 |
| 2024 | 15 | 30 |
| 2025 | 18 | 25 |
| 2026 | 19 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light weight ceramic aggregates made by agglomerating ceramic fibers22 Sep 2026US 12,741,908 B2Unifrax I LLC
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Foamed liquefiers in gypsum boards8 Sep 2026US 12,729,165 B2Knauf Gips KG
- Flexible composite25 Aug 2026US 12,716,020 B2Concrete Canvas Technology Ltd.
- Systems and methods of sequestering carbon dioxide in concrete14 Jul 2026US 12,679,779 B2Innovative Carbon Technologies Inc.
- Method for preparing porous ceramic with uniform micro-nano pores8 Oct 2026US 2026/0308066 A1Central South University
- Highly absorbant mineral sponge17 Sep 2026US 2026/0274759 A1Amrize Technology Switerland LLC
- Quick-setting magnesium based cement and concrete27 Aug 2026US 2026/0250191 A1ZS2 Technologies Ltd.
- High-voltage depletion-mode current source, transistor, and fabrication methods20 Aug 2026US 2026/0242281 A1Texas Instruments Incorporated
- Ceramic article and method of manufacturing a ceramic article23 Jul 2026US 2026/0209121 A1General Electric Company
Most cited
By later US patents
- Process for the manufacture of shaped fibrous products and the resultant product214US 4,613,627 AUSG Acoustical Products Company · 1986
- Producing foamed gypsum board using a foaming agent blend182US 5,643,510 AUSG Corporation · 1997
- Foamed well cement slurries, additives and methods177US 6,547,871 B2Halliburton Energy Services.Inc. · 2003
- Foamed well cement slurries, additives and methods174US 6,367,550 B1Halliburton Energy Service, Inc. · 2002
- Well cementing method using acid removable low density well cement compositions104US 5,213,161 AHalliburton Company · 1993