C07C 17/18
Of oxygen atoms of carbonyl groups
Official title: of oxygen atoms of carbonyl groups
C07C17/18 (Of oxygen atoms of carbonyl groups) appears on 94 US grants and 64 published applications in this corpus.
Search patents in C07C- Granted patents
- 94
- Published applications
- 64
- Assignees
- 64
- Inventors
- 204
- Latest grant
- 27 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 4 |
| 2003 | 2 | 6 |
| 2004 | 3 | 4 |
| 2005 | 3 | 4 |
| 2006 | 4 | 2 |
| 2007 | 3 | 2 |
| 2008 | 3 | 7 |
| 2009 | 3 | 5 |
| 2010 | 3 | 5 |
| 2011 | 4 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 2 |
| 2014 | 5 | 5 |
| 2015 | 2 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for removal HI/I2/HI3 from trifluoroacetyl iodide (TFAI) feedstock and pyrolysis reactor effluent27 Feb 2024US 11,912,641 B2Honeywell International Inc.
- Methods for removal HI/I2/HI3 from trifluoroacetyl iodide (TFAI) feedstock and pyrolysis reactor effluent27 Sep 2022US 11,453,631 B2Honeywell International Inc.
- Method for producing difluoromethylene compound5 Jul 2022US 11,377,407 B2Daikin Industries, Ltd.
- Method for manufacturing difluoromethylene compound1 Dec 2020US 10,851,031 B2Daikin Industries, Ltd.
- Process for preparing C3-6(hydro)fluoroalkenes by dehydrohalogenating C3-6 halo(hydro) fluoroalkanes in the presence of a zinc chromia catalyst17 Oct 2017US 9,790,149 B2Mexichem Amanco Holding S.A. de C.V.
- Continuous deoxyfluorination with sf41 Oct 2026US 2026/0296993 A1Lonza Ltd.
- Stabilizing Fluorophosphorus Compounds at Atmospheric Pressure in Anhydrous Organic Nitrile Liquid Solutions3 Sep 2026US 2026/0257917 A1American Hyperform, Inc.
- Fluorine-containing compound production method11 Jun 2026US 2026/0159529 A1AGC Inc.
- Stereoselective preparation of trans halo cyclobutane6 Mar 2025US 2025/0074855 A1Amgen Inc.
- Methods for removal hi/i2/hi3 from trifluoroacetyl iodide (tfai) feedstock and pyrolysis reactor effluent22 Dec 2022US 2022/0402843 A1Honeywell International Inc.
Most cited
By later US patents
- Cyclohexane derivatives76US 4,510,069 AMerck Patent GmbH · 1985
- Perfluoro polycyclic compounds for use as synthetic blood and perfusion media58US 4,105,798 AChildren's Hospital Medical Center · 1978
- Anisotropic compounds and liquid crystal mixtures therewith39US 4,710,315 AMerck Patent GmbH · 1987
- Optically active cyano-biphenyl compounds and liquid crystal materials containing them37US 4,077,260 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1978
- Carbonyl fluorination process33US 4,087,475 A1978