C04B 2103/50
Defoamers, air detrainers
C04B2103/50 (Defoamers, air detrainers) appears on 128 US grants and 182 published applications in this corpus.
Search patents in C04B- Granted patents
- 128
- Published applications
- 182
- Assignees
- 92
- Inventors
- 533
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 4 |
| 2004 | 1 | 0 |
| 2005 | 2 | 0 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 3 |
| 2010 | 3 | 3 |
| 2011 | 1 | 4 |
| 2012 | 2 | 5 |
| 2013 | 0 | 6 |
| 2014 | 0 | 4 |
| 2015 | 3 | 2 |
| 2016 | 3 | 3 |
| 2017 | 6 | 14 |
| 2018 | 10 | 13 |
| 2019 | 9 | 14 |
| 2020 | 7 | 10 |
| 2021 | 9 | 10 |
| 2022 | 5 | 13 |
| 2023 | 13 | 13 |
| 2024 | 10 | 19 |
| 2025 | 15 | 14 |
| 2026 | 6 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Manufacturing process and composition of concrete additive1 Sep 2026US 12,723,003 B2Moshe 3000 Materiais De ConstrucãO Ltda
- Dry grinding of steel making slag, ground steel making slag, and its use in construction materials30 Jun 2026US 12,668,543 B2Sika Technology AG
- Functionalized silica aerogel powder and preparation method thereof, aerogel slurry and preparation method and use thereof14 Apr 2026US 12,600,639 B2Skyboys (Hangzhou) Technology Co., Ltd
- Ultra-high performance concretes with high early strength3 Mar 2026US 12,565,449 B2Amrize Technology Switzerland LLC
- Cementing a wellbore using a direct ink printing3 Feb 2026US 12,540,269 B2Saudi Arabian Oil Company
- Hydraulic composition for ultra-high performance concrete and ultra-high performance grout8 Oct 2026US 2026/0308054 A1Sika Technology AG
- Composition for adjusting of air pores in building products in the presence of sulfate-based superplasticizers1 Oct 2026US 2026/0296976 A1BASF SE
- Geopolymer cementing composition3 Sep 2026US 2026/0258293 A1King Fahd University of Petroleum and Minerals
- Magnesium phosphate-based cement grouting material, preparation method therefor and use thereof25 Jun 2026US 2026/0176206 A1Wuhan University of Technology
- Polymer mortar with sustained absorption function of carbon dioxide and preparation method therefor18 Jun 2026US 2026/0167573 A1Henan Juyan Materials Technology Co., Ltd
Most cited
By later US patents
- Fluidity control of cementitious compositions101US 5,661,206 AMBT Holding AG · 1997
- Method of controlling air entrainment in concrete compositions73US 4,948,429 AW. R. Grace & Co.-Conn. · 1990
- Light-weight cementitious product64US 4,504,320 AResearch One Limited Partnership · 1985
- Additive composition for oil well cementing formulations51US 5,252,128 ABASF SE · 1993
- Derivatized polycarboxylate dispersants47US 6,310,143 B1MBT Holding AG · 2001