C01P 2002/52
Containing elements as dopants
Official title: containing elements as dopants
C01P2002/52 (Containing elements as dopants) appears on 3,190 US grants and 4,502 published applications in this corpus.
Search patents in C01P- Granted patents
- 3,190
- Published applications
- 4,502
- Assignees
- 1,519
- Inventors
- 9,361
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 4 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 11 | 0 |
| 1985 | 15 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 10 | 0 |
| 1990 | 17 | 0 |
| 1991 | 17 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 19 | 0 |
| 1995 | 22 | 0 |
| 1996 | 18 | 0 |
| 1997 | 35 | 0 |
| 1998 | 62 | 0 |
| 1999 | 50 | 0 |
| 2000 | 42 | 0 |
| 2001 | 53 | 23 |
| 2002 | 55 | 87 |
| 2003 | 60 | 97 |
| 2004 | 64 | 87 |
| 2005 | 41 | 87 |
| 2006 | 59 | 73 |
| 2007 | 52 | 85 |
| 2008 | 44 | 115 |
| 2009 | 61 | 137 |
| 2010 | 89 | 164 |
| 2011 | 103 | 163 |
| 2012 | 92 | 179 |
| 2013 | 121 | 155 |
| 2014 | 120 | 116 |
| 2015 | 128 | 119 |
| 2016 | 94 | 119 |
| 2017 | 87 | 87 |
| 2018 | 94 | 152 |
| 2019 | 98 | 188 |
| 2020 | 145 | 234 |
| 2021 | 137 | 301 |
| 2022 | 168 | 327 |
| 2023 | 189 | 379 |
| 2024 | 214 | 367 |
| 2025 | 229 | 361 |
| 2026 | 156 | 300 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for recovering active material using positive electrode scrap6 Oct 2026US 12,756,026 B2LG Energy Solution, Ltd.
- Positive electrode active material precursor for secondary battery, positive electrode active material, and lithium secondary battery including the positive electrode active material29 Sep 2026US 12,749,675 B2LG Chem.Ltd.
- Multifferoic R-type hexaferrite, a composite and an article comprising the R-type hexaferrite, and a method of making the same22 Sep 2026US 12,744,140 B2Rogers Corporation
- Heteroelement-containing vanadium sulfide15 Sep 2026US 12,738,492 B2National Institute of Advanced Industrial Science and Technology
- Cathode material and preparation method therefor, cathode sheet and sodium-ion battery15 Sep 2026US 12,738,495 B2Hubei Wanrun New Energy Technology Co., Ltd.
- Improved alpha alumina compositions8 Oct 2026US 2026/0308005 A1CoorsTek, Inc.
- Method for manufacturing positive electrode active material precursor8 Oct 2026US 2026/0308011 A1Kemco
- Positive electrode active material and preparation method thereof, positive electrode plate, lithium-ion secondary battery, and battery module, battery pack, and apparatus related thereto8 Oct 2026US 2026/0308014 A1Contemporary Amperex Technology (Hong Kong) Limited
- Negative electrode material and preparation method thereof, battery, and electrical device8 Oct 2026US 2026/0312009 A1Contemporary Amperex Technology (Hong Kong) Limited
- Positive Electrode Active Material, Positive Electrode, and Lithium Secondary Battery8 Oct 2026US 2026/0312031 A1LG Chem.Ltd.
Most cited
By later US patents
- Combinatorial synthesis of novel materials365US 5,985,356 ASymyx Technologies, Inc. · 1999
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Giant magnetoresistive cobalt oxide compounds218US 5,776,359 ASymyx Technologies, Inc. · 1998