B01J 31/121
Metal hydrides
Official title: {Metal hydrides}
B01J31/121 (Metal hydrides) appears on 96 US grants and 79 published applications in this corpus.
Search patents in B01J- Granted patents
- 96
- Published applications
- 79
- Assignees
- 78
- Inventors
- 304
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 4 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 4 |
| 2010 | 2 | 7 |
| 2011 | 2 | 5 |
| 2012 | 2 | 5 |
| 2013 | 4 | 0 |
| 2014 | 1 | 4 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 6 | 3 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 1 | 6 |
| 2021 | 3 | 6 |
| 2022 | 4 | 4 |
| 2023 | 5 | 8 |
| 2024 | 3 | 1 |
| 2025 | 8 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalyst for oxidative carbonylation of methanol to synthesize dimethyl carbonate, and preparation method and applications thereof3 Feb 2026US 12,539,507 B2Chengdu Organic Chemistry Co., Ltd., Chinese Academy of Sciences
- PCNHCP metal complexes and uses thereof14 Oct 2025US 12,441,669 B2Technion Research & Development Foundation Limited
- Modified zeolites that include hafnium hydride moieties and methods for making such7 Oct 2025US 12,434,230 B2King Abdullah University of Science and Technology
- Hydroformylation catalysts comprising fluorophosphine ligands and precursors thereof19 Aug 2025US 12,391,638 B2ExxonMobil Chemical Patents Inc.
- Oxynitride-hydride, metal-supported material containing oxynitride-hydride, and ammonia synthesis catalyst8 Jul 2025US 12,350,654 B2Japan Science and Technology Agency
- Gaseously-parallel, fluidically-serial metal hydride reactor architecture18 Jun 2026US 2026/0166514 A1Jtec Energy, Inc.
- Processes for converting unsaturated polyethylene to alkene products4 Dec 2025US 2025/0368586 A1Dow Global Technologies LLC
- Selective Transition Metal Catalyzed Deuterium Incorporation Into Alkyne and Alkene Functionalities17 Apr 2025US 2025/0122133 A1Marquette University
- Method for isomerizing methyltetrahydrophthalic anhydride30 Jan 2025US 2025/0034103 A1Nan Ya Plastics Corporation
- Modified zeolites that include hafnium hydride moieties and methods for making such19 Dec 2024US 2024/0416333 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Hydrogenation catalyst and method for producing same27US 9,737,883 B2Jgc Catalysis and Chemicals Ltd. · 2017
- Catalytic production of pyridines from alkynes and nitriles22US 4,006,149 AStudiengesellschaft Kohle mbH · 1977
- Stable zeolite-supported transition metal catalysts, methods for making them, and uses thereof18US 5,026,673 AUniversity of Delaware · 1991
- Process of hydrogenating benzenes and group IVa metal hydride catalysts therefor14US 4,409,411 AAllied Corporation · 1983
- Process for hydrogenation of conjugated diene polymers and catalyst compositions suitable for use therein13US 5,925,717 AShell Oil Company · 1999