C04B 2103/308
Slump-loss preventing agents
Official title: {Slump-loss preventing agents}
C04B2103/308 (Slump-loss preventing agents) appears on 66 US grants and 83 published applications in this corpus.
Search patents in C04B- Granted patents
- 66
- Published applications
- 83
- Assignees
- 57
- Inventors
- 260
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 3 | 5 |
| 2006 | 1 | 2 |
| 2007 | 3 | 7 |
| 2008 | 4 | 4 |
| 2009 | 0 | 5 |
| 2010 | 1 | 4 |
| 2011 | 4 | 6 |
| 2012 | 3 | 2 |
| 2013 | 2 | 4 |
| 2014 | 4 | 3 |
| 2015 | 2 | 3 |
| 2016 | 2 | 5 |
| 2017 | 3 | 2 |
| 2018 | 4 | 1 |
| 2019 | 1 | 5 |
| 2020 | 2 | 3 |
| 2021 | 0 | 0 |
| 2022 | 3 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 4 |
| 2025 | 0 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic binder composition comprising blast furnace slag5 May 2026US 12,617,724 B2Starcin Holding France
- Polycondensate based water-reducer1 Nov 2022US 11,485,683 B2Construction Research & Technology GmbH
- Cement additive composition comprising polycarboxylic acid-based copolymer30 Aug 2022US 11,427,509 B2LG Chem, Ltd.
- Additive for hydraulically setting compositions5 Jul 2022US 11,377,392 B2Construction Research & Technology GmbH
- Additive containing a superplasticizer and a copolymer23 Jun 2020US 10,689,303 B2Sika Technology AG
- Concrete Admixtures21 May 2026US 2026/0138921 A1
- Method for mitigating the effect of clay in mineral construction materials21 May 2026US 2026/0138922 A1Sika Technology AG
- Mitigating adverse effects of ettringite in mineral binder compositions26 Feb 2026US 2026/0055031 A1Sika Technology AG
- Process for preparing wet concrete compositions and a method for controlling mixability, rheology and/or open time of wet concrete compositions12 Feb 2026US 2026/0042708 A1Centre National De La Recherche Scientifique
- Cementitious Materials And Structures Produced Therefrom10 Jul 2025US 2025/0223222 A1Quantum Forge, LLC
Most cited
By later US patents
- Cement admixture product having improved rheological properties and process of forming same130US 5,643,978 AW. R. Grace & Co.-Conn. · 1997
- Cement admixture product having improved rheological properties and process of forming same115US 5,633,298 AW. R. Grace & Co.-Conn. · 1997
- Cement composition using the dispersant of (meth)acrylic esters, (metha)acrylic acids polymers71US 6,187,841 B1MBT Holding AG · 2001
- Cement additive, its production process and use67US 5,912,284 ANippon Shokubai Co., Ltd. · 1999
- Cement dispersant, method for production thereof, and cement composition using the dispersant67US 6,376,581 B1MBT Holding AG · 2002