C07C 49/00
Ketones
Official title: Ketones; Ketenes; Dimeric ketenes (heterocyclic compounds C07D, e.g. beta-lactones C07D305/12); Ketonic chelates
C07C49/00 (Ketones) appears on 4,953 US grants and 2,437 published applications in this corpus.
Search patents in C07C- Granted patents
- 4,953
- Published applications
- 2,437
- Assignees
- 1,682
- Inventors
- 9,787
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 203 | 0 |
| 1977 | 133 | 0 |
| 1978 | 123 | 0 |
| 1979 | 106 | 0 |
| 1980 | 129 | 0 |
| 1981 | 156 | 0 |
| 1982 | 130 | 0 |
| 1983 | 101 | 0 |
| 1984 | 124 | 0 |
| 1985 | 125 | 0 |
| 1986 | 106 | 0 |
| 1987 | 125 | 0 |
| 1988 | 92 | 0 |
| 1989 | 160 | 0 |
| 1990 | 125 | 0 |
| 1991 | 123 | 0 |
| 1992 | 136 | 0 |
| 1993 | 137 | 0 |
| 1994 | 119 | 0 |
| 1995 | 113 | 0 |
| 1996 | 86 | 0 |
| 1997 | 91 | 0 |
| 1998 | 96 | 0 |
| 1999 | 86 | 0 |
| 2000 | 74 | 0 |
| 2001 | 97 | 22 |
| 2002 | 77 | 87 |
| 2003 | 82 | 109 |
| 2004 | 68 | 139 |
| 2005 | 78 | 114 |
| 2006 | 94 | 114 |
| 2007 | 71 | 80 |
| 2008 | 72 | 108 |
| 2009 | 82 | 106 |
| 2010 | 75 | 95 |
| 2011 | 49 | 82 |
| 2012 | 55 | 92 |
| 2013 | 79 | 101 |
| 2014 | 92 | 115 |
| 2015 | 107 | 126 |
| 2016 | 89 | 102 |
| 2017 | 102 | 107 |
| 2018 | 93 | 105 |
| 2019 | 77 | 99 |
| 2020 | 91 | 113 |
| 2021 | 78 | 103 |
| 2022 | 65 | 64 |
| 2023 | 54 | 87 |
| 2024 | 54 | 76 |
| 2025 | 37 | 53 |
| 2026 | 36 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 49/76Ketones containing a keto group bound to a six-membered aromatic ring1,842
- C07C 49/587Unsaturated compounds containing a keto groups being part of a ring1,729
- C07C 49/20Unsaturated compounds containing keto groups bound to acyclic carbon atoms917
- C07C 49/385Saturated compounds containing a keto group being part of a ring506
- C07C 49/04Saturated compounds containing keto groups bound to acyclic carbon atoms424
- C07C 49/527Unsaturated compounds containing keto groups bound to rings other than six-membered aromatic325
- C07C 49/29Saturated compounds containing keto groups bound to rings175
- C07C 49/92Ketonic chelates123
All 9 subgroupsShow fewer
Recent patents
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- Use of 2-pentanone and specific receptor thereof in manufacture of products regulating cell functions1 Oct 2026US 2026/0297006 A1Creator (Wuhan) Medicine Technology Co., Ltd.
- Beta-alkoxy ketone having long-lasting fragrance and preparation method and use thereof1 Oct 2026US 2026/0297007 A1Guangzhou Flower Flavours Fragrances Co., Ltd
- Reduced coenzyme q10 composition and production method for the same1 Oct 2026US 2026/0297008 A1Kaneka Corporation
- Biphenyl compound, pharmaceutical composition, method for preparing same, and use thereof1 Oct 2026US 2026/0297017 A1Longivitron (Suzhou) Biotechnology Co., Ltd
Most cited
By later US patents
- (20S)-1α-hydroxy-2α-methyl and 2β-methyl-19-nor-vitamin D3 and their uses1,031US 7,094,916 B2Wisconsin Alumni Research Foundation · 2006
- Process for the preparation of an olefin polymer239US 5,278,264 AHoechst Aktiengesellschaft · 1994
- Stilbene derivatives222US 4,326,055 AHoffmann-La Roche Inc. · 1982
- Sensitizers for photopolymerization190US 4,308,400 ACiba-Geigy Corporation · 1981
- C-aryl glucoside SGLT2 inhibitors and method184US 6,515,117 B2Bristol-Myers Squibb Company · 2003