C07C 305/10
Being further substituted by singly-bound oxygen atoms
Official title: being further substituted by singly-bound oxygen atoms
C07C305/10 (Being further substituted by singly-bound oxygen atoms) appears on 113 US grants and 72 published applications in this corpus.
Search patents in C07C- Granted patents
- 113
- Published applications
- 72
- Assignees
- 65
- Inventors
- 265
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 2 |
| 2002 | 3 | 4 |
| 2003 | 2 | 2 |
| 2004 | 2 | 8 |
| 2005 | 2 | 2 |
| 2006 | 3 | 4 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 3 | 4 |
| 2010 | 2 | 3 |
| 2011 | 3 | 5 |
| 2012 | 3 | 4 |
| 2013 | 3 | 1 |
| 2014 | 1 | 5 |
| 2015 | 1 | 2 |
| 2016 | 3 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 0 |
| 2019 | 2 | 5 |
| 2020 | 1 | 5 |
| 2021 | 5 | 5 |
| 2022 | 1 | 0 |
| 2023 | 4 | 1 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Surfactants having non-conventional hydrophobes24 Jun 2025US 12,338,382 B2Harcros Chemicals Inc.
- Alkyl sulfate ester or salt of same4 Jun 2024US 11,999,681 B2Daikin Industries, Ltd.
- Near-infrared absorbing composition, near-infrared absorbing film, and image sensor for solid-state imaging element30 Apr 2024US 11,971,563 B2Konica Minolta, Inc.
- Method for fracking subterranean geological formation with surfactant-containing fluid9 Jan 2024US 11,866,641 B2King Fahd University of Petroleum and Minerals
- Alkoxylated secondary alcohol sulfates8 Aug 2023US 11,718,581 B2Arkema France
- Ultra-short hydrophobe alkoxylates as surfactants7 Nov 2024US 2024/0368453 A1Harcros Chemicals Inc.
- Ultra short hydrophobes for unconventional reservoirs with light oils containing solution gas7 Nov 2024US 2024/0368457 A1Harcros Chemicals Inc.
- Method for fracking subterranean geological formation with surfactant-containing fluid4 May 2023US 2023/0138419 A1King Fahd University of Petroleum and Minerals
- Alkoxylated secondary alcohol sulfates30 Dec 2021US 2021/0403422 A1Arkema France
- Sulfuric acid ester or salt thereof, and surfactant4 Nov 2021US 2021/0340098 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Mid-chain branched surfactants193US 6,020,303 AThe Procter & Gamble Company · 2000
- Mid-chain branched alkyl sulfate surfactants175US 6,060,443 AThe Procter & Gamble Company · 2000
- Detergent compositions containing selected mid-chain branched surfactants167US 6,326,348 B1The Procter & Gamble Company · 2001
- Mid-Chain branched Alkoxylated Sulfate Surfactants147US 6,008,181 AThe Procter & Gamble Company · 1999
- Highly branched primary alcohol compositions, and biodegradable detergents made therefrom92US 5,849,960 AShell Oil Company · 1998