C01C 3/08
Simple or complex cyanides of metals
Official title: Simple or complex cyanides of metals {(C01C3/001, C01C3/002 take precedence)}
C01C3/08 (Simple or complex cyanides of metals) appears on 152 US grants and 147 published applications in this corpus.
Search patents in C01C- Granted patents
- 152
- Published applications
- 147
- Assignees
- 108
- Inventors
- 386
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 6 |
| 2009 | 1 | 2 |
| 2010 | 2 | 5 |
| 2011 | 2 | 4 |
| 2012 | 4 | 3 |
| 2013 | 1 | 2 |
| 2014 | 5 | 16 |
| 2015 | 3 | 13 |
| 2016 | 13 | 8 |
| 2017 | 18 | 5 |
| 2018 | 5 | 9 |
| 2019 | 3 | 3 |
| 2020 | 7 | 7 |
| 2021 | 4 | 9 |
| 2022 | 4 | 6 |
| 2023 | 7 | 12 |
| 2024 | 7 | 12 |
| 2025 | 7 | 6 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrolyte regeneration for organic redox flow batteries based on water-soluble phenazine-based compounds8 Sep 2026US 12,731,806 B2CMBlu Energy AG
- 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
- Prussian blue-based coagulant and microplastic coagulation method using the same19 May 2026US 12,630,449 B2Korea Institute of Science and Technology
- Process for removing cyanide from a cyanide-bearing aqueous fluid21 Apr 2026US 12,606,462 B2Commonwealth Scientific and Industrial Research Organisation
- Plant and process for producing a solid-state alkali metal cyanide product containing alkali metal hydroxide13 Aug 2026US 2026/0234013 A1CyPlus GmbH
- Cathode Material and Preparation Method Thereof, and Cathode Plate and Sodium-Ion Battery30 Jul 2026US 2026/0221447 A1Hubei Wanrun New Energy Technology Co., Ltd.
- Cathode for proton batteries and method of manufacture16 Jul 2026US 2026/0204567 A1Proton Systems Pty Limited
- Doped manganese-based prussian white positive-electrode materials, preparation methods therefor and uses thereof9 Jul 2026US 2026/0196502 A1Natfound Technology Co., Ltd.
- Prussian Blue Cathode Material and Preparation Method Therefor, Cathode Sheet and Sodium-Ion Battery2 Jul 2026US 2026/0188649 A1Hubei Wanrun New Energy Technology Co., Ltd.
Most cited
By later US patents
- Amperometric sensor194US 7,135,100 B1Drew Scientific Ventures LLC · 2006
- Reversible oxygen sorbent compositions66US 5,208,335 AAir Products and Chemicals, Inc. · 1993
- Process for producing DMC catalysts52US 6,780,813 B1Bayer Aktiengesellschaft · 2004
- Hydrotalcites having a hexagonal needle-like crystal structure and process for production thereof46US 4,351,814 AKyowa Chemical Industry Co., Ltd. · 1982
- Calcium Potassium Ferrocyanide, a prophylactic mixture comprising this compound and the use thereof for decorporation of Radiocesium in subjects affected by nuclear radiation39US 7,935,366 B2Secretary, Department of Atomic Energy · 2011