C01C 3/11
Complex cyanides
C01C3/11 (Complex cyanides) appears on 53 US grants and 44 published applications in this corpus.
Search patents in C01C- Granted patents
- 53
- Published applications
- 44
- Assignees
- 33
- Inventors
- 147
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 2 | 4 |
| 2016 | 5 | 4 |
| 2017 | 4 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 3 | 4 |
| 2021 | 1 | 5 |
| 2022 | 1 | 2 |
| 2023 | 2 | 6 |
| 2024 | 5 | 4 |
| 2025 | 2 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Granulated adsorbent and process of producing the same2 Jun 2026US 12,643,090 B2FUSO Corporation
- Prussian blue-like transition metal cyanide, preparation method therefor, and related positive electrode plate, secondary battery, battery module, battery pack and device26 May 2026US 12,637,358 B2Contemporary Amperex Technology (Hong Kong) Limited
- Process for removing cyanide from a cyanide-bearing aqueous fluid21 Apr 2026US 12,606,462 B2Commonwealth Scientific and Industrial Research Organisation
- Low vacancy Fe-substituted Mn-based prussian blue analogue12 Aug 2025US 12,384,689 B2Natron Energy, Inc.
- Low vacancy Fe-substituted Mn-based prussian blue analogue20 May 2025US 12,304,825 B2Natron Energy, Inc.
- Double metal cyanide complex catalyst, method for producing polyether compound, method for producing polyether compound having reactive silicon group, method for producing polyether compound having urethane bond, and method for producing polyether compound having polymerizable unsaturated group2 Apr 2026US 2026/0092143 A1AGC Inc.
- Multifunctional co-ordination framework materials14 Nov 2024US 2024/0375970 A1Rux Technology Pty Ltd
- Low vacancy fe-substituted mn-based prussian blue analogue19 Sep 2024US 2024/0308862 A1Natron Energy, Inc.
- Low vacancy fe-substituted mn-based prussian blue analogue19 Sep 2024US 2024/0308863 A1Natron Energy, Inc.
- Positive electrode active material, sodium-ion secondary battery comprising the same and electrical apparatus14 Mar 2024US 2024/0083759 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- Reversible oxygen sorbent compositions66US 5,208,335 AAir Products and Chemicals, Inc. · 1993
- Process for producing DMC catalysts52US 6,780,813 B1Bayer Aktiengesellschaft · 2004
- Adsorption systems using metal-organic frameworks20US 10,266,737 B2Arkema Inc. · 2019
- Polymer product for the selective absorption of dissolved ions17US 5,096,946 A1992
- Process for reversibly binding oxygen14US 5,294,418 AAir Products and Chemicals, Inc. · 1994