B01J 27/192
With bismuth
Official title: with bismuth
B01J27/192 (With bismuth) appears on 102 US grants and 21 published applications in this corpus.
Search patents in B01J- Granted patents
- 102
- Published applications
- 21
- Assignees
- 38
- Inventors
- 168
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing isobutylene, method for producing methacrylic acid, and method for producing methyl methacrylate10 Mar 2026US 12,570,598 B2Mitsubishi Chemical Corporation
- Method for preparing mixed metal oxide catalysts containing molybdenum and bismuth18 May 2021US 11,007,506 B2Evonik Operations GmbH
- Composite oxide catalyst for preparing butadiene and method of preparing the same6 Feb 2018US 9,884,315 B2LG Chem.Ltd.
- Method for producing acrolein and acrylic acid with a fixed-bed multitubular reactor7 Jul 2015US 9,073,845 B2Nippon Shokubai Co., Ltd.
- Preparing a compound comprising a combination of two crystal phases26 Jun 2012US 8,207,080 B2Centre National de la Recherche Scientifique (CNRS)
- Catalyst, Method for Producing Catalyst, and Method for Producing alpha,beta-Unsaturated Aldehyde, alpha,beta-Unsaturated Carboxylic Acid and alpha,beta-Unsaturated Carboxylic Acid Ester18 Jan 2024US 2024/0017247 A1Mitsubishi Chemical Corporation
- Catalyst, Method for Producing Catalyst, and Method for Producing alpha,beta-Unsaturated Aldehydes, alpha,beta-Unsaturated Carboxylic Acids and alpha,beta-Unsaturated Carboxylic Acid Esters11 Jan 2024US 2024/0009653 A1Mitsubishi Chemical Corporation
- Method for producing isobutylene, method for producing methacrylic acid, and method for producing methyl methacrylate26 Jan 2023US 2023/0027797 A1Mitsubishi Chemical Corporation
- Method for regenerating catalyst for butadiene production3 Oct 2019US 2019/0299195 A1Nippon Kayaku Kabushiki Kaisha
- Method for the hydrothermal preparation of molybdenum-bismuth-cobalt-iron-based mixed oxide catalysts14 Mar 2019US 2019/0076829 A1Evonik Degussa GmbH
Most cited
By later US patents
- Process for forming multi-component oxide complex catalysts73US 4,148,757 AThe Standard Oil Company · 1979
- Iron-antimony-molybdenum-containing oxide catalyst composition and process for preparing the same54US 5,132,269 ANitto Chemical Industry Co., Ltd. · 1992
- Catalytic gas-phase oxidation of propene to acrolein53US 5,821,390 ABASF SE · 1998
- Oxidation catalysts51US 4,162,234 AThe Standard Oil Company · 1979
- Process for the oxidation of olefins using catalysts containing various promoter elements48US 4,001,317 AThe Standard Oil Company · 1977