C01G 21/06
Lead monoxide [pbo]
Official title: Lead monoxide [PbO]
C01G21/06 (Lead monoxide [pbo]) appears on 35 US grants and 27 published applications in this corpus.
Search patents in C01G- Granted patents
- 35
- Published applications
- 27
- Assignees
- 31
- Inventors
- 108
- Latest grant
- 25 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 6 |
| 2020 | 1 | 0 |
| 2021 | 4 | 0 |
| 2022 | 0 | 3 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for aqueous recovery of lead from lead acid batteries with reduced electrolyte demand25 Jul 2023US 11,708,640 B2Aqua Metals Inc.
- Method for recycling lead paste in spent lead-acid battery7 Dec 2021US 11,196,107 B2Huazhong University of Science and Technology
- Methods and systems for forming mixtures of lead oxide and lead metal particles30 Nov 2021US 11,185,919 B2Hammond Group, Inc.
- Methods and systems for making metal-containing particles30 Nov 2021US 11,185,920 B2Hammond Group, Inc.
- Graphene/metal or metalloid core-shell composite and manufacturing method thereof12 Jan 2021US 10,889,532 B2Hubei Institute of Aerospace Chemotechnology
- Lead oxides, compositions comprising lead oxides and methods of making lead oxides26 Feb 2026US 2026/0055004 A1
- Method for recovering lead from copper smelting dust7 Mar 2024US 2024/0076759 A1Mitsubishi Materials Corporation
- Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Batteries With Reduced Electrolyte Demand5 Oct 2023US 2023/0313400 A1Aqua Metals Inc.
- Desulfurisation of lead-containing waste27 Jul 2023US 2023/0235427 A1
- Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Batteries With Reduced Electrolyte Demand27 Oct 2022US 2022/0341051 A1Aqua Metals Inc.
Most cited
By later US patents
- Process for recovering lead oxides from exhausted batteries33US 7,507,496 B1Kinsbursky Brothers Inc · 2009
- Recovery of high purity lead oxide from lead acid battery paste26US 8,323,595 B1Toxco, Inc. · 2012
- Double precipitation reaction for the formation of high purity basic lead carbonate and high purity normal lead carbonate23US 4,336,236 ANL Industries, Inc. · 1982
- Production of lead monoxide from lead sulfate with acidic ammonium acetate21US 4,220,628 AN L Industries, Inc. · 1980
- Production of lead monoxide from lead sulfate with acetic acid19US 4,269,811 ANL Industries, Inc. · 1981