C09K 8/5086
Obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
Official title: {obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds}
C09K8/5086 (Obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds) appears on 230 US grants and 191 published applications in this corpus.
Search patents in C09K- Granted patents
- 230
- Published applications
- 191
- Assignees
- 92
- Inventors
- 509
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 0 |
| 2003 | 3 | 0 |
| 2004 | 0 | 5 |
| 2005 | 1 | 10 |
| 2006 | 6 | 8 |
| 2007 | 0 | 4 |
| 2008 | 3 | 5 |
| 2009 | 5 | 3 |
| 2010 | 6 | 5 |
| 2011 | 5 | 9 |
| 2012 | 7 | 3 |
| 2013 | 3 | 3 |
| 2014 | 3 | 4 |
| 2015 | 3 | 10 |
| 2016 | 2 | 10 |
| 2017 | 9 | 10 |
| 2018 | 4 | 12 |
| 2019 | 10 | 14 |
| 2020 | 15 | 18 |
| 2021 | 18 | 20 |
| 2022 | 17 | 9 |
| 2023 | 13 | 9 |
| 2024 | 12 | 11 |
| 2025 | 6 | 8 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Elastomeric wellbore seal with silicon-based polymer29 Sep 2026US 12,747,384 B2Halliburton Energy Services.Inc.
- Sealant compositions comprising red mud, subterranean operation fluids thereof, and related methods15 Sep 2026US 12,735,624 B1Saudi Arabian Oil Company
- Thixotropic slurry with enhanced reliability for use in a wellbore8 Sep 2026US 12,729,335 B2Halliburton Energy Services.Inc.
- Thixotropic slurry with enhanced reliability for use in a wellbore21 Jul 2026US 12,686,805 B2Halliburton Energy Services.Inc.
- Chemical compositions for geothermal well stimulation24 Feb 2026US 12,559,664 B2Schlumberger Technology Corporation
- Chemical compositions for geothermal well stimulation2 Jul 2026US 2026/0184983 A1Schlumberger Technology Corporation
- Furfuryl alcohol monomer consolidation treatment25 Dec 2025US 2025/0388801 A1Halliburton Energy Services.Inc.
- Slurries including epoxy resins9 Oct 2025US 2025/0313744 A1Saudi Arabian Oil Company
- Elastomeric wellbore seal with silicon-based polymer2 Oct 2025US 2025/0304848 A1Halliburton Energy Services.Inc.
- Degradable lost circulation material for protection oil and gas reservoirs, and preparation method and use thereof10 Jul 2025US 2025/0223488 A1China University of Petroleum (East China)
Most cited
By later US patents
- Control of particulate flowback in subterranean wells341US 5,833,000 AHalliburton Energy Services.Inc. · 1998
- Control of fine particulate flowback in subterranean wells335US 5,853,048 AHalliburton Energy Services, Inc. · 1998
- Control of particulate flowback in subterranean wells303US 6,047,772 AHalliburton Energy Services.Inc. · 2000
- Control of fine particulate flowback in subterranean wells260US 5,775,425 AHalliburton Energy Services, Inc. · 1998
- Method of controlling particulate flowback in subterranean wells and introducing treatment chemicals256US 6,209,643 B1Halliburton Energy Services.Inc. · 2001