B28C 5/381
Producing cellular concrete
Official title: {Producing cellular concrete (B28C5/1269 takes precedence; producing foam B01F23/235, B01F23/291)}
B28C5/381 (Producing cellular concrete) appears on 88 US grants and 76 published applications in this corpus.
Search patents in B28C- Granted patents
- 88
- Published applications
- 76
- Assignees
- 56
- Inventors
- 180
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 5 | 2 |
| 2003 | 3 | 6 |
| 2004 | 3 | 4 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 2 |
| 2008 | 3 | 5 |
| 2009 | 0 | 0 |
| 2010 | 2 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 3 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 1 | 5 |
| 2018 | 3 | 1 |
| 2019 | 3 | 4 |
| 2020 | 8 | 8 |
| 2021 | 1 | 4 |
| 2022 | 4 | 6 |
| 2023 | 1 | 1 |
| 2024 | 3 | 4 |
| 2025 | 5 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods of sequestering carbon dioxide in concrete14 Jul 2026US 12,679,779 B2Innovative Carbon Technologies Inc.
- Cellular concrete wet mix blending17 Mar 2026US 12,576,553 B2Construc Industries, LLC
- Apparatus and method for the production of a plaster slurry13 Jan 2026US 12,521,907 B2Saint-Gobain Placo
- Carbonation of concrete aggregates16 Dec 2025US 12,497,329 B2Carboncure Technologies Inc.
- Carbonation of concrete aggregates23 Sep 2025US 12,421,169 B2Carboncure Technologies Inc.
- Continuous cementitious board manufacturing with in situ foam generation16 Jul 2026US 2026/0200132 A1United States Gypsum Company
- Apparatus and Method for Manufacturing Cementitious Slurry Comprising Foam22 Jan 2026US 2026/0021606 A1
- Disk stack foamer apparatus used in making cementitious foam4 Dec 2025US 2025/0367855 A1
- Novel pressurized foam cement blender utilizing gas for laboratory slurry optimization13 Nov 2025US 2025/0345969 A1Aramco Services Company
- Accelerated carbonatation method and implementation thereof in a method for valorizing concrete wastes and industrial gaseous discharges14 Nov 2024US 2024/0375314 A1Fives Fcb
Most cited
By later US patents
- Apparatus and method to produce foam, and foamed concrete113US 4,789,244 AStandard Concrete Materials, Inc. · 1988
- Process for producing improved building material and product thereof112US 5,232,496 AE. Khashoggi Industries · 1993
- Slurry mixer outlet106US 6,494,609 B1United States Gypsum Company · 2002
- Slurry mixer outlet93US 6,874,930 B2United States Gypsum Company · 2005
- Durable porous article of manufacture and a process to create same79US 6,443,258 B1AWI Licensing LLC · 2002