C22B 15/001
With modification of the copper constituent
Official title: {with modification of the copper constituent}
C22B15/001 (With modification of the copper constituent) appears on 76 US grants and 61 published applications in this corpus.
Search patents in C22B- Granted patents
- 76
- Published applications
- 61
- Assignees
- 66
- Inventors
- 253
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 4 |
| 2018 | 1 | 4 |
| 2019 | 2 | 3 |
| 2020 | 4 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 5 |
| 2023 | 3 | 4 |
| 2024 | 2 | 5 |
| 2025 | 2 | 8 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carbonation and selective leaching for the recovery of metals11 Aug 2026US 12,703,894 B2Phoenix Tailings, Inc.
- Valuable matter recovery method11 Aug 2026US 12,706,333 B2Dowa Eco-System Co., Ltd.
- Method for recovering valuable materials from batteries7 Jul 2026US 12,676,351 B2University of Kentucky Research Foundation
- Method for producing copper metal from copper concentrates without generating waste26 May 2026US 12,637,738 B2Universidad De Concepcion
- Ore resetting process for copper leaching24 Feb 2026US 12,559,820 B2Ceibo Inc.
- Catalytic method for progressive ore transformation in copper leaching23 Jul 2026US 2026/0209890 A1Ceibo Inc.
- System for heap irrigation for progressive refractory ore transformation in copper leaching16 Jul 2026US 2026/0201501 A1Ceibo Inc.
- Ore resetting process for copper leaching18 Jun 2026US 2026/0168051 A1Ceibo Inc.
- Process and device for producing copper composite material4 Jun 2026US 2026/0155470 A1BASF SE
- System and process for progressive refractory ore transformation5 Feb 2026US 2026/0035765 A1Ceibo Inc.
Most cited
By later US patents
- Method for separating metal constituents from ocean floor nodules46US 4,042,664 ADeepsea Ventures, Inc. · 1977
- Bio-reduction of metal ores integrated with biomass pyrolysis29US 11,753,698 B2Carbon Technology Holdings, LLC · 2023
- Method for direct metal making by microwave energy25US 6,277,168 B12001
- Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates21US 4,415,540 AProvincial Holdings Ltd. · 1983
- Selective recovery of base metals and precious metals from ores21US 4,442,072 AThe United States of America as represented by the Secretary of the Interior · 1984