C07C 45/26
Preparation of compounds having >c = o groups bound only to carbon
Official title: by hydration of carbon-to-carbon triple bonds
C07C45/26 (Preparation of compounds having >c = o groups bound only to carbon) appears on 25 US grants and 9 published applications in this corpus.
Search patents in C07C- Granted patents
- 25
- Published applications
- 9
- Assignees
- 16
- Inventors
- 54
- Latest grant
- 25 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for preparing acetaldehyde from acetylene under catalysis of ZAPO molecular sieve25 Jun 2024US 12,017,981 B2Bozun Investment Group Limited
- Method for producing asymmetric conjugated diyne compound and method for producing Z,Z-conjugated diene compound using the same19 Dec 2017US 9,845,304 B2Shin-Etsu Chemical Co., Ltd.
- Polyurethane materials formed from unsaturated plant oils via an alkyne zipper reaction23 May 2017US 9,657,130 B1International Business Machines Corporation
- Gold complexes11 Oct 2016US 9,464,097 B2University Court of the University of St Andrews
- Method for producing 1,1,1,5,5,5-hexafluoroacetylacetone9 Aug 2016US 9,409,843 B2Central Glass Company, Limited
- Unsymmetrical n-heterocyclic carbene catalysts and methods using same6 Jun 2024US 2024/0181438 A1Rutgers, The State University of New Jersey
- Method for preparing acetaldehyde from acetylene under catalysis of zapo molecular sieve23 Feb 2023US 2023/0059377 A1Bozun Investment Group Limited
- Polyurethane materials formed from unsaturated plant oils via an alkyne zipper reaction15 Jun 2017US 2017/0166679 A1International Business Machines Corporation
- Method for Producing Asymmetric Conjugated Diyne Compound and Method for Producing Z,Z-Conjugated Diene Compound Using the Same11 Aug 2016US 2016/0229829 A1Shin-Etsu Chemical Co., Ltd.
- Method for Producing 1,1,1,5,5,5-Hexafluoroacetylacetone17 Mar 2016US 2016/0075626 A1Central Glass Company, Limited
Most cited
By later US patents
- Naphthalene derivatives having anti-inflammatory activity20US 4,061,779 ABeecham Group Limited · 1977
- Alkene, alkyne or cycloalkylene derivatives19US 4,873,329 AImperial Chemical Industries PLC · 1989
- Aromatic compounds18US 4,420,639 ABeecham Group Limited · 1983
- Alkene, alkyne or cycloalkylene derivatives15US 5,032,592 AImperial Chemical Industries PLC · 1991
- Process for preparation of fuel additives from acetylene10US 4,585,897 AStandard Oil Company (Indiana) · 1986