B01J 31/0204
Ethers
Official title: {Ethers}
B01J31/0204 (Ethers) appears on 153 US grants and 138 published applications in this corpus.
Search patents in B01J- Granted patents
- 153
- Published applications
- 138
- Assignees
- 129
- Inventors
- 534
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 0 | 5 |
| 2008 | 1 | 2 |
| 2009 | 2 | 5 |
| 2010 | 4 | 1 |
| 2011 | 1 | 0 |
| 2012 | 3 | 4 |
| 2013 | 1 | 4 |
| 2014 | 0 | 4 |
| 2015 | 6 | 11 |
| 2016 | 6 | 10 |
| 2017 | 8 | 11 |
| 2018 | 13 | 13 |
| 2019 | 5 | 9 |
| 2020 | 9 | 12 |
| 2021 | 9 | 8 |
| 2022 | 8 | 10 |
| 2023 | 6 | 14 |
| 2024 | 5 | 4 |
| 2025 | 6 | 3 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Selective transition metal catalyzed deuterium incorporation into alkyne and alkene functionalities15 Sep 2026US 12,735,369 B2Marquette University
- Method for preparing biliverdin or derivative thereof15 Sep 2026US 12,735,405 B2Wuhan Jianmin Dapeng Pharmaceutical Co., Ltd.
- Borate compound-containing composition17 Mar 2026US 12,577,264 B2AGC Inc.
- Borate compound-containing composition17 Mar 2026US 12,577,328 B2AGC Inc.
- Depolymerization of polymers with ester, ether and carbonate linkages using acidic ionic liquid (AIL) catalyst20 Jan 2026US 12,528,929 B2Council of Scientific and Industrial Research An Indian Resgistered Body Incorporated Under the Regn. of Soc. Act (Act Xxi of 1860)
- Method for preparing crown ether-based covalent organic frameworks and application in iodine adsorption thereof18 Jun 2026US 2026/0166537 A1Chongqing University of Arts and Sciences
- Colloidal silica, and method for production thereof23 Oct 2025US 2025/0326646 A1Fuso Chemical Co., Ltd.
- Selective Transition Metal Catalyzed Deuterium Incorporation Into Alkyne and Alkene Functionalities17 Apr 2025US 2025/0122133 A1Marquette University
- Catalyst-embedded mesoporous carbon cryogels for energy storage9 Jan 2025US 2025/0015264 A1Xbm USA LLC
- Photochemical preparation of fluorine-containing compounds12 Sep 2024US 2024/0300878 A1WiSys Technology Foundation, Inc.
Most cited
By later US patents
- Method for converting ethylene into light alpha olefins81US 5,292,979 AInstitut Francais du Petrole · 1994
- Process for the conversion of ethylene into but-1-ene using additives based on polymethylene glycols and derivatives thereof69US 5,792,895 AInstitut Francais du Petrole · 1998
- Process for converting ethylene to light alpha olefins63US 6,221,986 B1Institut Francais du Petrole · 2001
- Catalytic composition and a process for converting ethylene to light alpha olefins60US 6,103,654 AInstitut Francais du Petrole · 2000
- Hydrotreating catalyst: composition, preparation, and use thereof58US 6,280,610 B1Akzo Nobel N. V. · 2001