C01C 3/00
Cyanogen
Official title: Cyanogen; Compounds thereof
C01C3/00 (Cyanogen) appears on 439 US grants and 298 published applications in this corpus.
Search patents in C01C- Granted patents
- 439
- Published applications
- 298
- Assignees
- 224
- Inventors
- 1,027
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 9 | 0 |
| 1978 | 14 | 0 |
| 1979 | 10 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 14 | 0 |
| 1984 | 13 | 0 |
| 1985 | 9 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 10 | 0 |
| 1992 | 13 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 15 | 0 |
| 2001 | 11 | 4 |
| 2002 | 7 | 14 |
| 2003 | 11 | 7 |
| 2004 | 4 | 7 |
| 2005 | 6 | 5 |
| 2006 | 5 | 7 |
| 2007 | 4 | 6 |
| 2008 | 7 | 8 |
| 2009 | 3 | 5 |
| 2010 | 5 | 11 |
| 2011 | 3 | 16 |
| 2012 | 8 | 7 |
| 2013 | 6 | 6 |
| 2014 | 8 | 19 |
| 2015 | 11 | 24 |
| 2016 | 16 | 28 |
| 2017 | 21 | 12 |
| 2018 | 8 | 16 |
| 2019 | 9 | 5 |
| 2020 | 13 | 15 |
| 2021 | 8 | 13 |
| 2022 | 5 | 10 |
| 2023 | 11 | 15 |
| 2024 | 10 | 14 |
| 2025 | 10 | 9 |
| 2026 | 8 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gauzes having a tertiary structure for the catalytic conversion of fluids15 Sep 2026US 12,734,513 B2
- Electrolyte regeneration for organic redox flow batteries based on water-soluble phenazine-based compounds8 Sep 2026US 12,731,806 B2CMBlu Energy AG
- Method for producing hydrocyanic acid and device for producing hydrocyanic acid9 Jun 2026US 12,649,667 B1Mitsubishi Chemical Corporation
- 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 recovering platinum-group metal from waste catalyst by using biocyanide and ionic liquid8 Oct 2026US 2026/0308713 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Apparatus for the production of nitriles and use thereof17 Sep 2026US 2026/0273491 A1Evonik Operations GmbH
- 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.
- Method for producing 2-amino-5-substituted-1,3,4-oxadiazole23 Jul 2026US 2026/0209195 A1Mitsubishi Gas Chemical Next Company, Inc.
Most cited
By later US patents
- Method of topologically restricted plasma-enhanced cyclic deposition of silicon or metal nitride426US 10,340,135 B2ASM IP Holding B. V. · 2019
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Amperometric sensor194US 7,135,100 B1Drew Scientific Ventures LLC · 2006
- Two component-three dimensional catalysis105US 6,355,093 B1Eltron Research, Inc. · 2002
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions99US 5,744,015 A1998