B01J 27/236
Hydroxy carbonates
B01J27/236 (Hydroxy carbonates) appears on 59 US grants and 71 published applications in this corpus.
Search patents in B01J- Granted patents
- 59
- Published applications
- 71
- Assignees
- 53
- Inventors
- 245
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 0 | 5 |
| 2013 | 4 | 8 |
| 2014 | 3 | 6 |
| 2015 | 3 | 3 |
| 2016 | 0 | 8 |
| 2017 | 8 | 3 |
| 2018 | 5 | 5 |
| 2019 | 8 | 7 |
| 2020 | 5 | 5 |
| 2021 | 8 | 6 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for preparing carbon nanotube-producing catalyst15 Sep 2026US 12,734,507 B2LG Chem.Ltd.
- Catalyst for CO2 capture and conversion coupling with biomass oxidation, a preparation method therefor and an application thereof9 Dec 2025US 12,491,500 B2Beijing University of Chemical Technology
- Method of synthesizing vanadium carbide and layered double hydroxide-based composites for solar hydrogen production4 Nov 2025US 12,458,956 B2United Arab Emirates University
- Method of synthesizing vanadium carbide and layered double hydroxide-based composites for solar hydrogen production19 Aug 2025US 12,390,799 B1United Arab Emirates University
- Method and catalyst for the production of 1,3-butadiene from ethanol30 Apr 2024US 11,969,714 B2SCG Chemicals Co., Ltd.
- Mixed guerbet reaction of ethanol and methanol to produce isobutanol8 Oct 2026US 2026/0308094 A1BASF SE
- Method of synthesizing vanadium carbide and layered double hydroxide-based composites for solar hydrogen production16 Oct 2025US 2025/0319459 A1United Arab Emirates University
- Catalyst for producing carbon nanotubes29 Aug 2024US 2024/0286116 A1LG Chem.Ltd.
- Method for preparing carbon nanotube-producing catalyst29 Aug 2024US 2024/0286117 A1LG Chem.Ltd.
- Catalyst for methane synthesis and method of manufacturing the same2 May 2024US 2024/0139719 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Olefin isomerization and metathesis catalyst38US 8,440,874 B2BASF SE · 2013
- Catalyst and method of making a precursor for the catalyst27US 4,835,132 ADyson Refractories Limited · 1989
- Metal supported silica based catalytic membrane reactor assembly26US 8,597,383 B2Saudi Arabian Oil Company · 2013
- Alkali metal-supported catalyst21US 4,675,307 AMitsui Petrochemical Industries, Ltd. · 1987
- Auto thermal reforming (ATR) catalytic structures12US 10,071,909 B2Saudi Arabian Oil Company · 2018