C04B 41/5079
Portland cements
Official title: {Portland cements}
C04B41/5079 (Portland cements) appears on 24 US grants and 28 published applications in this corpus.
Search patents in C04B- Granted patents
- 24
- Published applications
- 28
- Assignees
- 15
- Inventors
- 45
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 4 | 4 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Marking trafficked pavement substrates using a dry polymer modified cement3 Feb 2026US 12,540,104 B2
- Lightweight blocks with stone-like appearance4 Nov 2025US 12,460,409 B2Tuscan Stoneworx USA, LLC
- Concrete formulations, structures, and inlays and methods therefore17 Jun 2025US 12,330,997 B2
- Decorative glow-in-the-dark concrete block29 Oct 2024US 12,129,213 B1Imam Abdulrahman Bin Faisal University
- Interlocking concrete block having a glow surface13 Aug 2024US 12,060,306 B1Imam Abdulrahman Bin Faisal University
- Treatment of contaminated concrete13 Aug 2026US 2026/0234071 A1Ki Strategies Pty Ltd
- Concrete formulations, structures, and inlays and methods therefore18 Sep 2025US 2025/0289769 A1
- System and method for exposed aggregate architectural coating for exisiting concrete structures29 May 2025US 2025/0171374 A1
- Decorative glow-in-the-dark concrete block31 Oct 2024US 2024/0360047 A1Imam Abdulrahman Bin Faisal University
- Interlocking concrete block having a glow surface25 Jul 2024US 2024/0246871 A1Imam Abdulrahman Bin Faisal University
Most cited
By later US patents
- Abrasion resistant reflective marking composition23US 4,172,063 A1979
- Method of forming a decorative layer on a precast concrete board21US 4,134,956 AKowa Chemical Industry Ltd. · 1979
- Uniform texture for cast in place walls17US 7,781,019 B2Lithocrete, Inc. · 2010
- Faced building unit11US 4,185,431 A1980
- Manufacture of structural board panels10US 4,378,401 ABorfglace Limited · 1983