C04B 20/1051
Organo-metallic compounds
Official title: {Organo-metallic compounds; Organo-silicon compounds, e.g. bentone}
C04B20/1051 (Organo-metallic compounds) appears on 155 US grants and 151 published applications in this corpus.
Search patents in C04B- Granted patents
- 155
- Published applications
- 151
- Assignees
- 129
- Inventors
- 482
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 5 |
| 2003 | 3 | 0 |
| 2004 | 3 | 6 |
| 2005 | 3 | 6 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 6 |
| 2009 | 3 | 4 |
| 2010 | 3 | 4 |
| 2011 | 5 | 9 |
| 2012 | 4 | 9 |
| 2013 | 5 | 7 |
| 2014 | 4 | 7 |
| 2015 | 3 | 5 |
| 2016 | 2 | 4 |
| 2017 | 6 | 8 |
| 2018 | 3 | 6 |
| 2019 | 11 | 13 |
| 2020 | 5 | 13 |
| 2021 | 6 | 6 |
| 2022 | 6 | 8 |
| 2023 | 3 | 10 |
| 2024 | 7 | 5 |
| 2025 | 3 | 3 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Preparation device and method for asphalt concrete containing modified acid aggregates8 Sep 2026US 12,729,160 B2Xi'an University of Technology
- Solder-carbon nanostructure composites and methods of making and using thereof19 May 2026US 12,629,784 B2Carbice Corporation
- Precast concrete molded body14 Apr 2026US 12,600,670 B2Dow Toray Co., Ltd.
- Fire retardant construction materials30 Sep 2025US 12,428,345 B2North American MGO, LLC.
- Method for preparing silane coupling agent/silica/plant fiber composite8 Jul 2025US 12,351,517 B2Changzhou Institute of Technology
- Process for improving crack resistance of recycled aggregate concrete27 Aug 2026US 2026/0250197 A1Wuhan University
- Nanomodified Polymer with Cement Hydration-Matching Polymerization Kinetics to Modify Cement for Wellbore Applications and Methods of Makin14 May 2026US 2026/0132327 A1TS-NANO, Inc.
- Method for internal and external collaborative integrated protection of concrete2 Apr 2026US 2026/0092018 A1Harbin Institute of Technology
- Surface Treatment Method19 Feb 2026US 2026/0049033 A1Delta of Sweden AB
- Integrally waterproof fiber cement composite material7 Aug 2025US 2025/0250204 A1James Hardie Technology Limited
Most cited
By later US patents
- High performance non-combustible gypsum-cement compositions with enhanced water durability and thermal stability for reinforced cementitious lightweight structural cement panels109US 8,038,790 B1United States Gypsum Company · 2011
- Method of using thixotropic cements for combating gas migration problems103US 4,524,828 AHalliburton Company · 1985
- Hollow microspheres with organosilicon-silicate walls96US 4,540,629 APQ Corporation · 1985
- Method of using thixotropic cements for combating lost circulation problems80US 4,515,216 AHalliburton Company · 1985
- Polysiloxane treated roofing granules78US 5,240,760 AMinnesota Mining and Manufacturing Company · 1993