C07D 301/19
With organic hydroperoxides
Official title: with organic hydroperoxides
C07D301/19 (With organic hydroperoxides) appears on 231 US grants and 123 published applications in this corpus.
Search patents in C07D- Granted patents
- 231
- Published applications
- 123
- Assignees
- 76
- Inventors
- 444
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 10 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 3 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 6 |
| 2003 | 14 | 12 |
| 2004 | 4 | 18 |
| 2005 | 7 | 12 |
| 2006 | 8 | 3 |
| 2007 | 6 | 1 |
| 2008 | 2 | 2 |
| 2009 | 3 | 3 |
| 2010 | 2 | 3 |
| 2011 | 3 | 2 |
| 2012 | 1 | 4 |
| 2013 | 2 | 5 |
| 2014 | 4 | 3 |
| 2015 | 9 | 9 |
| 2016 | 6 | 4 |
| 2017 | 4 | 2 |
| 2018 | 5 | 7 |
| 2019 | 2 | 1 |
| 2020 | 3 | 5 |
| 2021 | 3 | 5 |
| 2022 | 3 | 4 |
| 2023 | 3 | 5 |
| 2024 | 2 | 0 |
| 2025 | 2 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Propylene oxide production apparatus and propylene oxide production method25 Aug 2026US 12,714,977 B2Sumitomo Chemical Company, Limited
- Metal-organic framework (MOF) MIL-125 and preparation method and use thereof25 Aug 2026US 12,714,989 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Method for increasing propylene oxide output of an integrated process for making propylene oxide and propylene glycol17 Mar 2026US 12,577,218 B2Evonik Operations GmbH
- Nebivolol synthesis method and intermediate compound thereof11 Nov 2025US 12,466,802 B2Zhejiang Ausun Pharmaceutical Co., Ltd.
- Systems and methods for removing or reducing water in mixtures that include t-butyl hydroperoxide7 Oct 2025US 12,435,052 B2Lyondell Chemical Technology, L,P.
- Method and system for preparing alkylene oxide18 Jun 2026US 2026/0166506 A1China Petroleum & Chemical Corporation
- Catalyst for epoxidation reactions and preparation thereof2 Apr 2026US 2026/0091370 A1
- Method for producing cumene, apparatus for producing cumene, and method for producing propylene oxide20 Nov 2025US 2025/0353822 A1Sumitomo Chemical Company, Limited
- Method for styrene monomer production23 Oct 2025US 2025/0326702 A1
- Method for producing titanium-containing silicon oxide, method for producing epoxide, and titanium-containing silicon oxide11 Sep 2025US 2025/0281906 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Olefin epoxidation81US 4,367,342 AShell Oil Company · 1983
- Preparation of oxirane compounds with titanasilsesquioxane catalysts60US 5,750,741 AShell Oil Company · 1998
- Method for asymmetric epoxidation44US 4,471,130 AThe Board of Trustees of the Leland Stanford Junior University · 1984
- Epoxidation process using serially connected cascade of fixed bed reactors41US 5,849,937 AARCO Chemical Technology, L. P. · 1998
- Olefin epoxidation36US 4,021,454 AShell Oil Company · 1977