C04B 24/22
Condensation or polymerisation products thereof
Official title: Condensation {or polymerisation} products thereof
C04B24/22 (Condensation or polymerisation products thereof) appears on 107 US grants and 56 published applications in this corpus.
Search patents in C04B- Granted patents
- 107
- Published applications
- 56
- Assignees
- 59
- Inventors
- 286
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 4 |
| 2005 | 3 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 5 |
| 2016 | 1 | 3 |
| 2017 | 2 | 5 |
| 2018 | 1 | 6 |
| 2019 | 6 | 5 |
| 2020 | 5 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 3 |
| 2024 | 2 | 5 |
| 2025 | 3 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Use of a naphthalenesulfonic acid polycondensate as a plasticizer in a construction composition and construction composition4 Aug 2026US 12,698,235 B2Construction Research & Technology GmbH
- Compositions and methods for well cementing17 Mar 2026US 12,577,449 B2Schlumberger Technology Corporation
- Preparation method for admixture for plasterboard, admixture prepared thereby, and composition for forming plasterboard comprising same28 Oct 2025US 12,454,484 B2Silkroad C&T
- Compositions and methods for well cementing10 Jun 2025US 12,325,822 B2Schlumberger Technology Corporation
- Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof20 May 2025US 12,305,116 B2Beijing Huamei Inc. CNPC
- Composition for adjusting of air pores in building products in the presence of sulfate-based superplasticizers1 Oct 2026US 2026/0296976 A1BASF SE
- Compositions and methods for well cementing23 Jul 2026US 2026/0209594 A1Schlumberger Technology Corporation
- Compositions and methods for well cementing2 Oct 2025US 2025/0304847 A1Schlumberger Technology Corporation
- Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof10 Oct 2024US 2024/0336828 A1Beijing Huamei Inc. CNPC
- Water-dispersible polymer powder compositions for cementing in subterranean formation, their manufacture and use12 Sep 2024US 2024/0301272 A1BASF SE
Most cited
By later US patents
- Dispersant and foaming agent combination61US 6,774,146 B2GEO Specialty Chemicals, Inc. · 2004
- Method and a composition for preparing a shaped article56US 4,999,056 ADensit A/S Rordalsuej · 1991
- High starch light weight gypsum wallboard53US 7,731,794 B2United States Gypsum Company · 2010
- High starch light weight gypsum wallboard37US 8,197,952 B2United States Gypsum Company · 2012
- Plaster composition containing water-reducing agent34US 4,184,887 AUnited States Gypsum Company · 1980