C01P 2002/22
Layered hydroxide-type
Official title: layered hydroxide-type, e.g. of the hydrotalcite-type
C01P2002/22 (Layered hydroxide-type) appears on 342 US grants and 289 published applications in this corpus.
Search patents in C01P- Granted patents
- 342
- Published applications
- 289
- Assignees
- 218
- Inventors
- 812
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 15 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 3 |
| 2002 | 9 | 11 |
| 2003 | 10 | 13 |
| 2004 | 10 | 10 |
| 2005 | 7 | 12 |
| 2006 | 8 | 5 |
| 2007 | 4 | 7 |
| 2008 | 5 | 18 |
| 2009 | 5 | 15 |
| 2010 | 13 | 17 |
| 2011 | 13 | 14 |
| 2012 | 12 | 6 |
| 2013 | 4 | 11 |
| 2014 | 6 | 11 |
| 2015 | 13 | 11 |
| 2016 | 8 | 12 |
| 2017 | 7 | 10 |
| 2018 | 10 | 14 |
| 2019 | 6 | 15 |
| 2020 | 8 | 18 |
| 2021 | 12 | 16 |
| 2022 | 10 | 15 |
| 2023 | 9 | 4 |
| 2024 | 10 | 6 |
| 2025 | 16 | 10 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Battery including beta-delithiated layered nickel oxide electrochemically active cathode material25 Aug 2026US 12,719,054 B2Duracell U.S. Operations, Inc.
- Positive electrode active material for rechargeable lithium battery and rechargeable lithium battery including same7 Apr 2026US 12,597,595 B2Samsung SDI.Co., Ltd.
- Nickel-manganese composite hydroxide, method for producing the same, positive electrode active material for nonaqueous electrolyte secondary battery, method for producing the same, and nonaqueous electrolyte secondary battery20 Jan 2026US 12,531,238 B2Sumitomo Metal Mining Co., Ltd.
- Buffer material composed of bentonite modified with layered double hydroxide(LDH) and method of preparing the same16 Dec 2025US 12,496,568 B2Postech Research and Business Development Foundation
- [SN2S6]4- intercalated layer double hydroxide and method of producing the same4 Nov 2025US 12,459,831 B2Jackson State University
- Methods for preparing fly ash-based layered double hydroxides modified by molybdenum sulfide intercalation23 Jul 2026US 2026/0209060 A1Zhejiang University
- Method for producing ion-exchanged hydrotalcite11 Jun 2026US 2026/0159406 A1SETOLAS Holdings, Inc.
- Lactic acid removal device14 May 2026US 2026/0131308 A1Nikkiso Co., Ltd.
- Composite sodium ion battery cathode material with radial heterojunction and preparation method thereof23 Apr 2026US 2026/0112612 A1Hebei University
- Lactic acid removal device9 Apr 2026US 2026/0097384 A1Nikkiso Co., Ltd.
Most cited
By later US patents
- Lithium metal oxide electrodes for lithium cells and batteries208US 6,680,143 B2The University of Chicago · 2004
- Lithium metal oxide electrodes for lithium cells and batteries194US 6,677,082 B2The University of Chicago · 2004
- Multiple stream high pressure mixer/reactor106US 6,221,332 B1Microfluidics International Corporation · 2001
- Lithium metal oxide electrodes for lithium cells and batteries99US 7,135,252 B2Uchicago Argonne, LLC · 2006
- Method and apparatus for producing monosize ceramic particles97US 4,801,411 ASouthwest Research Institute · 1989