B01J 2231/325
Cyclopropanations
B01J2231/325 (Cyclopropanations) appears on 37 US grants and 30 published applications in this corpus.
Search patents in B01J- Granted patents
- 37
- Published applications
- 30
- Assignees
- 29
- Inventors
- 95
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 3 |
| 2004 | 0 | 4 |
| 2005 | 4 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 4 |
| 2010 | 4 | 3 |
| 2011 | 1 | 1 |
| 2012 | 4 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Strongly Lewis acidic metal-organic frameworks for continuous flow catalysis23 Jul 2024US 12,042,788 B2The University of Chicago
- Catalytic formulation for producing propylene cyclic carbonate from carbon dioxide using a potassium iodide catalyst22 Nov 2022US 11,504,701 B2Instituto Mexicano Del Petroleo
- Compositions and methods for catalysts based on bridged chiral amidoporphyrins and their metal complexes14 Sep 2021US 11,117,123 B2The Trustees of Boston College
- Synthesis of cyclopropyl indoles and cyclohepta[B]indoles, pharmaceutical compositions containing them and method of using them8 Jan 2019US 10,174,008 B2Wisconsin Alumni Research Foundation
- Dirhodium catalyst compositions and synthetic processes related thereto10 Mar 2015US 8,975,428 B2Emory University
- Intermolecular cyclopropanation of unsaturated hydrocarbons20 Aug 2026US 2026/0242327 A1The Penn State Research Foundation
- Diruthenium Catalyst Compositions and Synthetic Processes Related Thereto13 Jun 2024US 2024/0190804 A1Emory University
- Catalytic formulation for producing propylene cyclic carbonate from carbon dioxide using a potassium iodide catalyst3 Jun 2021US 2021/0162379 A1Instituto Mexicano Del Petroleo
- Strongly lewis acidic metal-organic frameworks for continuous flow catalysis25 Feb 2021US 2021/0053042 A1The University of Chicago
- Compositions and methods for catalysts based on bridged chiral amidoporphyrins and their metal complexes22 Oct 2020US 2020/0330968 A1The Trustees of Boston College
Most cited
By later US patents
- Asymmetric syntheses48US 5,360,938 AUnion Carbide Chemicals & Plastics Technology Corporation · 1994
- Asymmetric syntheses36US 5,491,266 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Method of enantioselectively inserting a carbene26US 5,296,595 AResearch Corporation Technologies, Inc. · 1994
- Chiral catalysts and processes for preparing the same22US 5,508,458 AHoechst Celanese Corporation · 1996
- Mixtures of chiral monophosphorus compounds used as ligand systems for asymmetric transition metal catalysis14US 7,704,912 B2Studiengesellschaft Kohle mbH · 2010