C04B 24/2664
Of ethylenically unsaturated dicarboxylic acid polymers
Official title: {of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers}
C04B24/2664 (Of ethylenically unsaturated dicarboxylic acid polymers) appears on 154 US grants and 139 published applications in this corpus.
Search patents in C04B- Granted patents
- 154
- Published applications
- 139
- Assignees
- 93
- Inventors
- 473
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 6 | 7 |
| 2003 | 5 | 10 |
| 2004 | 4 | 6 |
| 2005 | 8 | 6 |
| 2006 | 3 | 2 |
| 2007 | 4 | 8 |
| 2008 | 2 | 6 |
| 2009 | 2 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 11 |
| 2012 | 4 | 6 |
| 2013 | 3 | 3 |
| 2014 | 7 | 5 |
| 2015 | 3 | 4 |
| 2016 | 4 | 5 |
| 2017 | 7 | 8 |
| 2018 | 5 | 4 |
| 2019 | 2 | 3 |
| 2020 | 1 | 6 |
| 2021 | 5 | 5 |
| 2022 | 4 | 4 |
| 2023 | 3 | 6 |
| 2024 | 6 | 8 |
| 2025 | 2 | 7 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for the reduction of regioisomer where the double bond is shifted from ethylenically unsaturated alkoxylated alcohols6 Oct 2026US 12,753,262 B2Sika Technology AG
- High strength concrete admixture21 Apr 2026US 12,606,486 B2The Euclid Chemical Company
- Water-based resin with elasticity for applications in cementing and subterranean structures5 Aug 2025US 12,378,463 B2Saudi Arabian Oil Company
- Containment of PFAS29 Apr 2025US 12,286,378 B2Ki Strategies Pty Ltd
- Ultra-light mineral foam having water repellent properties3 Dec 2024US 12,157,699 B2Holcim Technology Ltd
- Char bricks and methods of making char bricks3 Sep 2026US 2026/0257967 A1
- Backfill material30 Jul 2026US 2026/0218614 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
- Binder compositions for the building industry including pozzolanic material and high volume filler5 Feb 2026US 2026/0035301 A1Centre National De La Recherche Scientifique
- Core wall-thinning design method for prestressed high-performance concrete cylinder pipe22 Jan 2026US 2026/0022072 A1Zhengzhou University
Most cited
By later US patents
- Set retarded cement compositions, additives and methods136US 5,536,311 AHalliburton Company · 1996
- Co-polymers based on oxyalkyleneglycol alkenyl ethers and unsaturated dicarboxylic acid derivatives127US 5,798,425 ASKW Trostberg Aktiengesellschaft · 1998
- Method for the manufacture of concrete and like products102US 4,093,690 AU.S. Terrazzo Panels, Inc. · 1978
- High early-strength cementitious composition102US 6,858,074 B2Construction Research & Technology GmbH · 2005
- Fluidity control of cementitious compositions101US 5,661,206 AMBT Holding AG · 1997