C04B 24/223
Sulfonated melamine-formaldehyde condensation products
Official title: {Sulfonated melamine-formaldehyde condensation products}
C04B24/223 (Sulfonated melamine-formaldehyde condensation products) appears on 17 US grants and 7 published applications in this corpus.
Search patents in C04B- Granted patents
- 17
- Published applications
- 7
- Assignees
- 12
- Inventors
- 32
- Latest grant
- 13 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
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| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Polymer dispersant for well cementing13 Feb 2024US 11,898,087 B2Saudi Arabian Oil Company
- Engineered concrete binder composition30 Mar 2021US 10,961,151 B2Saroj Vanijya Private Limited
- Process for the preparation of cement, mortars, concrete compositions containing a calcium carbonate-based filler treated with an ultrafine filler and a superplastifier, compositions and cement products obtained and their applications31 Oct 2017US 9,802,861 B2Omya International AG
- Buoyancy control material for subsea main pipelines and high-density buoyancy control material for subsea main pipelines25 Nov 2014US 8,895,642 B2
- Condensation products based on amino-s-triazines and the use thereof29 Apr 2003US 6,555,683 B1SKW Polymers GmbH
- Polymer dispersant for well cementing18 May 2023US 2023/0151260 A1Saudi Arabian Oil Company
- Engineered concrete binder composition14 Nov 2019US 2019/0345059 A1Saroj Vanijya Private Limited
- Process for the Preparation of Cement, Mortars, Concrete Compositions Containing a Calcium Carbonate - Based Filler Containing an Organosiliceous Material, the Said "Filler(s) Blend" Being Treated with a Superplastifier, Cement Compositions and Cement Products Obtained, and their Applications28 Apr 2016US 2016/0115077 A1Omya International AG
- Process for the Preparation of Cement, Mortars, Concrete Compositions Containing a Calcium Carbonate - Based Filler Treated with an Ultrafine Filler and a Superplasticizer, Compositions and Cement Products Obtained and Their Applications21 Apr 2016US 2016/0107932 A1Omya International AG
- Process for the preparation of cememt, mortars, concrete compositions containing a calcium carbonate - based filler treated with an ultrafine filler and a superplastifier, compositions and cement products obtained and their applications16 Apr 2015US 2015/0101513 A1Omya International AG
Most cited
By later US patents
- Water-soluble copolymers, a process for their preparation and their use as fluidizers in suspensions of solid matter33US 5,100,984 ASika AG, vorm. Kaspar Winkler & Co. · 1992
- Process for the synthesis of highly stable sulfonated melamine-formaldehyde condensates as superplasticizing admixtures in concrete12US 4,677,159 AKuwait Institute for Scientific Research · 1987
- Condensation products based on amino-s-triazines and the use thereof12US 6,555,683 B1SKW Polymers GmbH · 2003
- Water-soluble polycondensation products based on amino-s-triazines and the use thereof11US 5,750,634 ASKW Trostberg Aktiengesellschaft · 1998
- Highly stable sulfonated melamine-formaldehyde condensate solution8US 4,820,766 A1989