C04B 24/02
Alcohols
Official title: Alcohols; Phenols; Ethers
C04B24/02 (Alcohols) appears on 199 US grants and 233 published applications in this corpus.
Search patents in C04B- Granted patents
- 199
- Published applications
- 233
- Assignees
- 124
- Inventors
- 521
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 6 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 0 | 2 |
| 2011 | 4 | 5 |
| 2012 | 1 | 2 |
| 2013 | 3 | 9 |
| 2014 | 4 | 4 |
| 2015 | 4 | 13 |
| 2016 | 5 | 5 |
| 2017 | 5 | 16 |
| 2018 | 13 | 34 |
| 2019 | 20 | 17 |
| 2020 | 22 | 23 |
| 2021 | 18 | 10 |
| 2022 | 8 | 17 |
| 2023 | 12 | 12 |
| 2024 | 16 | 23 |
| 2025 | 12 | 12 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Deflocculation additives for wellbore servicing fluid additives15 Sep 2026US 12,735,620 B2Halliburton Energy Services.Inc.
- Cement system for CO2 injection and sequestration in mafic/ultramafic rock and method of use8 Sep 2026US 12,729,607 B2Protostar Group Ltd.
- Industrial fluids with dilution resistance and tunable viscosity, and methods of making and using industrial fluids25 Aug 2026US 12,715,810 B2Blue Nose Technologies LLC
- Compositions and methods for branched calcium lignosulfonate cement dispersants18 Aug 2026US 12,709,706 B2Saudi Arabian Oil Company
- Dry grinding of steel making slag, ground steel making slag, and its use in construction materials30 Jun 2026US 12,668,543 B2Sika Technology AG
- Intumescent sheet used in an electric vehicle battery for thermal runaway management3 Sep 2026US 2026/0260988 A1Aerogel R&D Pte. Ltd.
- Compositions and methods for branched calcium lignosulfonate cement dispersants11 Jun 2026US 2026/0159747 A1Saudi Arabian Oil Company
- Blended cements, methods for their manufacture, and use of an admixture to increase performance of blended cements28 May 2026US 2026/0146002 A1Sika Technology AG
- Deflocculation additives for wellbore servicing fluid additives21 May 2026US 2026/0139180 A1Halliburton Energy Services.Inc.
- Method and systems for processing fly ash to reduce a carbon content thereof23 Apr 2026US 2026/0109645 A1Eco Material Technologies IP Inc.
Most cited
By later US patents
- Coal slag universal fluid139US 5,337,824 AShell Oil Company · 1994
- Method of using thixotropic cements for combating gas migration problems103US 4,524,828 AHalliburton Company · 1985
- Method of using thixotropic cements for combating lost circulation problems80US 4,515,216 AHalliburton Company · 1985
- Method of controlling air entrainment in concrete compositions73US 4,948,429 AW. R. Grace & Co.-Conn. · 1990
- Process for cementing a well69US 5,020,598 AShell Oil Company · 1991