C01G 49/16
Carbonyls
Official title: Carbonyls {(C01G49/0018 takes precedence)}
C01G49/16 (Carbonyls) appears on 9 US grants and 6 published applications in this corpus.
Search patents in C01G- Granted patents
- 9
- Published applications
- 6
- Assignees
- 14
- Inventors
- 31
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Iron removal from carbon nanotubes and metal catalyst recycle25 Nov 2025US 12,479,729 B2Nanocomp Technologies, Inc.
- Preparation of iron pentacarbonyl26 Feb 2008US 7,335,343 B2BASF SE
- Preparation of iron pentacarbonyl2 Oct 2007US 7,276,220 B2BASF SE
- Generation of metal-carbonyl standards for the calibration of spectroscopic systems22 Oct 2002US 6,468,446 B1American Air Liquide, Inc.
- Generation of metal-carbonyl standards for the calibration of spectroscopic systems28 Nov 2000US 6,153,167 AAmerican Air Liquide, Inc.
- Processes for recovering metallic iron from source material9 Jul 2026US 2026/0193727 A1CVMR Corporation
- Systems and related methods for extraction of metals using continuous, elevated pressure carbonyl processes5 Mar 2026US 2026/0062768 A1Westwin Elements, Inc.
- Recycling method and use of lithium iron phosphate (lfp) waste18 Jan 2024US 2024/0021904 A1Guangdong Brunp Recycling Technology Co., Ltd.
- Iron removal from carbon nanotubes and metal catalyst recycle30 Mar 2023US 2023/0102474 A1Nanocomp Technologies, Inc.
- Preparation of iron pentacarbonyl23 Jun 2005US 2005/0135987 A1BASF SE
Most cited
By later US patents
- Process for treating alumina raw materials3US 4,579,722 ABudapesti Muszki Egyetem · 1986
- Apparatus for enriching the iron carbonyl content of a recycle gas stream2US 4,310,490 APentanyl Technologies, Inc. · 1982
- Generation of metal-carbonyl standards for the calibration of spectroscopic systems2US 6,153,167 AAmerican Air Liquide, Inc. · 2000
- Method and apparatus for enriching the iron carbonyl content of a recycle gas stream1US 4,250,157 APentanyl Technologies, Inc. · 1981
- Catalytic production of metal carbonyls from metal oxides1US 4,476,103 AThe United States of America as represented by the United States Department of Energy · 1984