C07C 49/203
With only carbon-to-carbon double bonds as unsaturation
Official title: with only carbon-to-carbon double bonds as unsaturation
C07C49/203 (With only carbon-to-carbon double bonds as unsaturation) appears on 164 US grants and 59 published applications in this corpus.
Search patents in C07C- Granted patents
- 164
- Published applications
- 59
- Assignees
- 77
- Inventors
- 326
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 12 | 0 |
| 1985 | 13 | 0 |
| 1986 | 9 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 12 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 4 |
| 2009 | 3 | 3 |
| 2010 | 2 | 4 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 3 | 5 |
| 2014 | 2 | 3 |
| 2015 | 4 | 9 |
| 2016 | 5 | 5 |
| 2017 | 6 | 3 |
| 2018 | 2 | 3 |
| 2019 | 2 | 3 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for preparing (Z)-7-tetradecen-2-one30 Jun 2026US 12,668,561 B2Shin-Etsu Chemical Co., Ltd.
- Method for converting hydroxyl group of alcohol9 Aug 2022US 11,407,703 B2Takasago International Corporation
- Synthesis of alkyl 2-acetyl-5,9,13-trimethyltetradeca-4,8,12-trienoates and derivatives by a non-continuous production process15 Mar 2022US 11,274,071 B2Dsm IP Assets B.V.
- Nonaqueous electrolyte secondary battery14 Dec 2021US 11,201,355 B2Panasonic Corporation
- 6-chromanol derivatives and their synthesis3 Aug 2021US 11,078,178 B2Dsm IP Assets B.V.
- Hydrogenation of dienals or dienones with rhodium complexes under carbon monoxide free atmosphere27 Jun 2024US 2024/0208891 A1
- Process for preparing (z)-7-tetradecen-2-one6 Jun 2024US 2024/0182394 A1Shin-Etsu Chemical Co., Ltd.
- Branched Technologies28 Sep 2023US 2023/0303488 A1SCION Holdings LLC
- Process for Making Sorbic Acid from Renewable Materials20 Apr 2023US 2023/0118462 A1Celanese International Corporation
- Method for converting hydroxyl group of alcohol18 Feb 2021US 2021/0047254 A1Takasago International Corporation
Most cited
By later US patents
- Phase transfer catalysis of heterogeneous reactions by quaternary salts123US 3,992,432 AContinental Oil Company · 1976
- Branched C.sub.13 -alk-1-en-5-ones and use thereof in perfumery52US 4,534,891 AInternational Flavors & Fragrances Inc. · 1985
- Preparation of unsaturated and saturated ketones51US 4,874,899 ABASF SE · 1989
- Use of branched ketones in augmenting or enhancing the aroma or taste of foodstuffs, chewing gums, toothpastes or chewing tobacco22US 4,321,255 AInternational Flavors & Fragrances Inc. · 1982
- Method of condensing ketones18US 3,946,079 ATokuyama Soda Kabushiki Kaisha · 1976