C04B 2103/465
Water-sorbing agents, hygroscopic or hydrophilic agents
Official title: {Water-sorbing agents, hygroscopic or hydrophilic agents}
C04B2103/465 (Water-sorbing agents, hygroscopic or hydrophilic agents) appears on 26 US grants and 35 published applications in this corpus.
Search patents in C04B- Granted patents
- 26
- Published applications
- 35
- Assignees
- 29
- Inventors
- 101
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 5 |
| 2017 | 0 | 2 |
| 2018 | 2 | 5 |
| 2019 | 1 | 2 |
| 2020 | 1 | 4 |
| 2021 | 5 | 2 |
| 2022 | 3 | 3 |
| 2023 | 2 | 2 |
| 2024 | 4 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Building materials and components and methods of making the same4 Aug 2026US 12,698,237 B2University of Wyoming
- Building materials and components and methods of making the same2 Jun 2026US 12,643,824 B2
- Polyvinyl alcohol-based polymer30 Dec 2025US 12,509,535 B2Denka Company Limited
- Self-curing concrete comprising a metal-organic framework and methods of making the same17 Dec 2024US 12,168,630 B1United Arab Emirates University
- Resin composition, resin film and organic electroluminescent device30 Apr 2024US 11,970,606 B2Zeon Corporation
- Cementitous compositions for reducing efflorescence8 Oct 2026US 2026/0308051 A1Tremco Cpg Inc.
- Building materials and components and methods of making the same10 Sep 2026US 2026/0265146 A1University of Wyoming
- System and method for natural-based construction material1 Jan 2026US 2026/0001811 A1
- Concrete admixture made with recycled waste materials containing super absorbent polymers and associated methods11 Sep 2025US 2025/0282680 A1Purdue Research Foundation
- Cement composition, fluid loss control agent, and fluid loss control method for cement14 Nov 2024US 2024/0376006 A1Kuraray Co., Ltd.
Most cited
By later US patents
- Method of curing drywall compound24US 6,238,476 B12001
- Mixtures comprising branched oligomeric or polymeric compounds, and preparation and use thereof20US 8,436,072 B2BASF SE · 2013
- Surface treated additive for portland cement concrete16US 5,948,157 AFording Coal Limited · 1999
- Aqueous construction compositions with improved water retention properties and a process for providing water retention properties to aqueous construction compositions12US 5,863,975 ARheox, Inc. · 1999
- Pervious concrete having a super-absorbent polymer5US 9,884,785 B22018