C07D 307/42
Singly bound oxygen atoms
C07D307/42 (Singly bound oxygen atoms) appears on 726 US grants and 444 published applications in this corpus.
Search patents in C07D- Granted patents
- 726
- Published applications
- 444
- Assignees
- 387
- Inventors
- 1,783
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 19 | 0 |
| 1978 | 37 | 0 |
| 1979 | 13 | 0 |
| 1980 | 33 | 0 |
| 1981 | 27 | 0 |
| 1982 | 22 | 0 |
| 1983 | 9 | 0 |
| 1984 | 15 | 0 |
| 1985 | 11 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 12 | 0 |
| 1992 | 11 | 0 |
| 1993 | 14 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 19 | 0 |
| 1997 | 25 | 0 |
| 1998 | 11 | 0 |
| 1999 | 13 | 0 |
| 2000 | 14 | 0 |
| 2001 | 11 | 1 |
| 2002 | 14 | 11 |
| 2003 | 20 | 27 |
| 2004 | 13 | 25 |
| 2005 | 12 | 15 |
| 2006 | 16 | 19 |
| 2007 | 11 | 16 |
| 2008 | 5 | 18 |
| 2009 | 13 | 15 |
| 2010 | 13 | 29 |
| 2011 | 10 | 19 |
| 2012 | 19 | 15 |
| 2013 | 19 | 22 |
| 2014 | 21 | 24 |
| 2015 | 18 | 18 |
| 2016 | 24 | 29 |
| 2017 | 19 | 33 |
| 2018 | 10 | 8 |
| 2019 | 14 | 13 |
| 2020 | 4 | 13 |
| 2021 | 10 | 12 |
| 2022 | 11 | 15 |
| 2023 | 9 | 16 |
| 2024 | 9 | 13 |
| 2025 | 13 | 11 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Furanic quaternary ammonium salts30 Jun 2026US 12,668,578 B2Oregon State University
- Processes and cataylsts for the selective hydrogenation of compounds having carbonyl carbon atoms24 Mar 2026US 12,583,831 B2Archer Daniels Midland Company
- Metal catalyst and hydrogen gas free approaches for selective reduction of aldehyde to methyl group of different substituted furans10 Mar 2026US 12,570,624 B2Council of Scientific and Industrial Research
- Disubstituted adamantyl derivative or pharmaceutically acceptable salt thereof, and pharmaceutical composition for suppressing cancer growth comprising same as active ingredient27 Jan 2026US 12,534,436 B2Onecuregen Co., Ltd.
- Processes and intermediates for the preparations of benzoprostacyclin analogues and benzoprostacyclin analogues prepared therefrom16 Dec 2025US 12,497,374 B2Chirogate International Inc.
- Bonding resin6 Aug 2026US 2026/0226333 A1Stora Enso OYJ
- Novel five-membered heterocycle substituted styrene derivative, and preparation method therefor and use thereof16 Jul 2026US 2026/0200882 A1Guangzhou Nanocrystal Biotechnology Co., Ltd.
- Processes and cataylsts for the selective hydrogenation of compounds having carbonyl carbon atoms9 Jul 2026US 2026/0193223 A1Archer Daniels Midland Company
- Improving yield of hydroxymethylfurfural through purification of sugar feed2 Jul 2026US 2026/0184686 A1Uop LLC
- Method for producing high-purity 2,5-furandimethanol by catalyzing furfuryl alcohol using aprotic acid catalyst23 Apr 2026US 2026/0109679 A1Institute of Chemical Industry of Forest Products, Caf
Most cited
By later US patents
- Retroviral protease inhibiting compounds159US 5,142,056 AAbbott Laboratories · 1992
- Insecticides158US 4,024,163 ANational Research Development Corporation · 1977
- Heterocyclic containing biphenyl aP2 inhibitors and method135US 6,548,529 B1Bristol-Myers Squibb Company · 2003
- Retroviral protease inhibiting compounds109US 5,354,866 AAbbott Laboratories · 1994
- Retroviral protease inhibiting compounds94US 5,541,206 AAbbott Laboratories · 1996