C07C 45/516
Involving transformation of nitrogen-containing compounds to >c = o groups
Official title: {involving transformation of nitrogen-containing compounds to >C = O groups}
C07C45/516 (Involving transformation of nitrogen-containing compounds to >c = o groups) appears on 106 US grants and 22 published applications in this corpus.
Search patents in C07C- Granted patents
- 106
- Published applications
- 22
- Assignees
- 62
- Inventors
- 216
- Latest grant
- 4 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 2 |
| 2003 | 4 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for preparing 2,6-dialkylphenylacetic acids4 Jul 2023US 11,691,938 B2Bayer Aktiengesellschaft
- Manufacturing method for high-purity cyclohexenone long-chain alcohol1 Nov 2022US 11,485,696 B2Taiho Pharmaceutical Co., Ltd.
- Aromatic compounds from furanics18 Feb 2020US 10,562,875 B2Nederlandse Organisaite Voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
- Process for the preparation of indanones3 Dec 2019US 10,494,323 B2Givaudan SA
- Functionalized cyanosilane and synthesis method and use thereof22 Oct 2019US 10,450,331 B2East China Normal University
- Process for preparing 2,6-dialkylphenylacetic acids30 Dec 2021US 2021/0403406 A1Bayer Aktiengesellschaft
- Manufacturing method for high-purity cyclohexenone long-chain alcohol8 Apr 2021US 2021/0101859 A1Taiho Pharmaceutical Co., Ltd.
- Process for the Preparation of Idnanones29 Aug 2019US 2019/0263743 A1Givaudan SA
- Aromatic compounds from furanics24 Jan 2019US 2019/0023678 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Functionalized cyanosilane and synthesis method and use thereof24 May 2018US 2018/0141964 A1East China Normal University
Most cited
By later US patents
- 3-hydroxy-2-cyclobuten-1-one salts, their production and use65US 5,118,847 ALonza Ltd. · 1992
- Substituted pyridyloxyphenoxyhydroxyketones22US 4,469,872 AZoecon Corporation · 1984
- Rhodium-phosphine complex21US 4,604,474 ATakasago Perfumery Co., Ltd. · 1986
- Chiral phosphorus compounds19US 5,488,172 AHoffmann-La Roche Inc. · 1996
- Vincadifformine synthesis process18US 4,220,774 AOmnium Chimique · 1980