C04B 7/527
Obtaining cements characterised by fineness
Official title: {obtaining cements characterised by fineness, e.g. by multi-modal particle size distribution}
C04B7/527 (Obtaining cements characterised by fineness) appears on 127 US grants and 114 published applications in this corpus.
Search patents in C04B- Granted patents
- 127
- Published applications
- 114
- Assignees
- 74
- Inventors
- 258
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 2 | 4 |
| 2005 | 4 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 4 |
| 2011 | 3 | 3 |
| 2012 | 4 | 6 |
| 2013 | 4 | 1 |
| 2014 | 3 | 3 |
| 2015 | 1 | 0 |
| 2016 | 5 | 4 |
| 2017 | 0 | 5 |
| 2018 | 4 | 24 |
| 2019 | 10 | 11 |
| 2020 | 17 | 11 |
| 2021 | 11 | 5 |
| 2022 | 4 | 3 |
| 2023 | 3 | 6 |
| 2024 | 4 | 9 |
| 2025 | 3 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Binder composition comprising fine filler and fine ground granulated blast furnace slag11 Aug 2026US 12,703,662 B2Ecocem Materials Limited
- Concrete element and method for its production12 May 2026US 12,623,965 B2METTEN Technologies GmbH & Co. KG
- Finely ground portland cement clinker in a cementitious multi-component mortar system for use as an inorganic chemical fastening system31 Mar 2026US 12,590,033 B2Hilti Aktiengesellschaft
- Device for producing supplementary cementitious material4 Nov 2025US 12,459,861 B2Cemgreen APS
- Wet method for improving soil stability using aqueous nano-cement suspension and ultrasonic dispersion30 Sep 2025US 12,428,603 B2
- Daytime Radiative Cooling Cementitious Composite (DRCCC)25 Jun 2026US 2026/0176203 A1Consejo Superior de Investigaciones Cientiflcas (CSIC)
- Method for production of a modified cement powder and a method for soil improvement with the modified cement powder8 Jan 2026US 2026/0008958 A1
- Method of upgrading industrial furnace by-products11 Dec 2025US 2025/0376741 A1Magsort Oy
- Concrete having a low cement content12 Jun 2025US 2025/0187980 A1Vinci Construction France
- Calcium alumina cement based mortar composition for fast repair on concrete area20 Mar 2025US 2025/0091949 A1Cimsa Cimento Sanayi Ve Ticaret Anonim Sirketi
Most cited
By later US patents
- Primary cementing240US 5,125,455 AHalliburton Services · 1992
- Squeeze cementing219US 5,121,795 AHalliburton Company · 1992
- Fine particle size cement compositions and methods210US 5,346,012 AHalliburton Company · 1994
- Repair of microannuli and cement sheath202US 5,127,473 AHalliburton Services · 1992
- Starch-based compositions having uniformly dispersed fibers used to manufacture high strength articles having a fiber-reinforced, starch-bound cellular matrix165US 5,679,145 AE. Khashoggi Industries · 1997