B01J 2531/54
Bismuth
B01J2531/54 (Bismuth) appears on 31 US grants and 25 published applications in this corpus.
Search patents in B01J- Granted patents
- 31
- Published applications
- 25
- Assignees
- 35
- Inventors
- 133
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 4 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 3 | 4 |
| 2023 | 2 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Urethane exchange catalysts and methods for reprocessing cross-linked polyurethane foams10 Jun 2025US 12,325,778 B2Cornell University
- Tri-metallic organic framework (MOF) complex as a reduction catalyst29 Oct 2024US 12,128,390 B1King Faisal University
- Compounds for coordinating with a metal, compositions containing such compounds, and methods of catalyzing reactions4 Apr 2023US 11,618,756 B2PPG Industries Ohio, Inc.
- Visible-light-photocatalyzed composite light-transmitting concrete as well as preparation method and application thereof21 Feb 2023US 11,584,688 B2Chongqing University
- Photocatalytic oil-water separation material and preparation method thereof16 Aug 2022US 11,413,609 B2Hai tian Water Group Co., Ltd
- A catalyst composition for improving time to reach high esterification conversion of carboxylic acids/anhydrides6 Aug 2026US 2026/0225089 A1Wisconsin Alumni Research Foundation
- Catalysts including boronic, metal hydroxide, or metal oxide active-site groups30 Jul 2026US 2026/0216715 A11s1 Energy, Inc.
- Visible-light-photocatalyzed composite light-transmitting concrete as well as preparation method and application thereof29 Sep 2022US 2022/0306531 A1Chongqing University
- Urethane exchange catalysts and methods for reprocessing cross-linked polyurethane foams25 Aug 2022US 2022/0267562 A1Cornell University
- Photocatalytic oil-water separation material and preparation method thereof16 Jun 2022US 2022/0184590 A1Hai tian Water Group Co., Ltd
Most cited
By later US patents
- Low pressure rhodium catalyzed hydroformylation of olefins53US 4,960,949 AEastman Kodak Company · 1990
- Room-temperature vulcanizable organopolysiloxane compound to give an elastomer and novel organopolysiloxane polycondensation catalysts12US 8,461,283 B2Bluestar Silicones France SAS · 2013
- Composition for the production of silicone rubber materials11US 9,481,817 B2Nitrochemie Aschau GmbH · 2016
- Low pressure rhodium catalyzed hydroformylation of olefins8US 5,004,823 AEastman Kodak Company · 1991
- Method and catalyst system for producing aromatic carbonates8US 6,143,913 AGeneral Electric Company · 2000