C22B 11/046
From manufactured products
Official title: {from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths}
C22B11/046 (From manufactured products) appears on 182 US grants and 170 published applications in this corpus.
Search patents in C22B- Granted patents
- 182
- Published applications
- 170
- Assignees
- 140
- Inventors
- 517
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 5 | 4 |
| 2003 | 5 | 9 |
| 2004 | 6 | 4 |
| 2005 | 2 | 4 |
| 2006 | 4 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 7 |
| 2009 | 1 | 1 |
| 2010 | 1 | 5 |
| 2011 | 2 | 1 |
| 2012 | 4 | 3 |
| 2013 | 1 | 5 |
| 2014 | 1 | 5 |
| 2015 | 4 | 8 |
| 2016 | 5 | 8 |
| 2017 | 8 | 10 |
| 2018 | 2 | 4 |
| 2019 | 8 | 6 |
| 2020 | 4 | 9 |
| 2021 | 2 | 13 |
| 2022 | 6 | 9 |
| 2023 | 8 | 13 |
| 2024 | 4 | 12 |
| 2025 | 8 | 16 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas-Assisted Microflow Extraction (GAME) system patent6 Oct 2026US 12,753,463 B2Phinix, LLC
- Integrated recovery of metals from complex substrates22 Sep 2026US 12,742,224 B2Yava International Inc.
- Method and system for supercritical fluid extraction of metal23 Jun 2026US 12,662,390 B2The Governing Council of the University of Toronto
- Method for recycling silver from waste IC chips using soluble starch23 Jun 2026US 12,662,717 B2Nanjing University
- Materials processing in solar module recycling19 May 2026US 12,629,695 B2SOLARCYCLE, Inc.
- Pincer-type diphenyl sulfide compound, and preparation method and use thereof1 Oct 2026US 2026/0297025 A1Hunan Institute of Science and Technology
- Method of recycling silicon components3 Sep 2026US 2026/0257925 A1Flaxtec GmbH
- Method for leaching gold from a gold-bearing substrate6 Aug 2026US 2026/0226581 A1Universite Libre de Bruxelles
- Extracting and recovering metals from cathode active materials from li-ion batteries using sulfide minerals and chemicals23 Jul 2026US 2026/0209889 A1Michigan Technological University
- Method for treating an electronic waste and recovering valuable metals and rare earth elements therefrom23 Jul 2026US 2026/0213292 A1Institut National De La Recherche Scientifique
Most cited
By later US patents
- Recovery of precious metals from a thiourea leach61US 4,778,519 A1988
- Aqueous solutions for obtaining metals by reductive deposition60US 6,183,545 B2Daiwa Fine Chemicals Co., Ltd. · 2001
- Silver and manganese recovery using acidified thiourea38US 4,816,235 A1989
- Method for recycling of obsolete printed circuit boards36US 9,215,813 B2Advanced Technology Materials, Inc. · 2015
- Method for recovering and separating metals from waste streams35US 6,274,045 B12001