C04B 35/45
Based on copper oxide or solid solutions thereof with other oxides
Official title: based on copper oxide or solid solutions thereof with other oxides
C04B35/45 (Based on copper oxide or solid solutions thereof with other oxides) appears on 759 US grants and 192 published applications in this corpus.
Search patents in C04B- Granted patents
- 759
- Published applications
- 192
- Assignees
- 311
- Inventors
- 1,392
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 21 | 0 |
| 1990 | 45 | 0 |
| 1991 | 99 | 0 |
| 1992 | 103 | 0 |
| 1993 | 74 | 0 |
| 1994 | 62 | 0 |
| 1995 | 36 | 0 |
| 1996 | 49 | 0 |
| 1997 | 35 | 0 |
| 1998 | 31 | 0 |
| 1999 | 25 | 0 |
| 2000 | 7 | 0 |
| 2001 | 23 | 4 |
| 2002 | 10 | 17 |
| 2003 | 17 | 13 |
| 2004 | 12 | 13 |
| 2005 | 6 | 6 |
| 2006 | 8 | 8 |
| 2007 | 3 | 4 |
| 2008 | 8 | 3 |
| 2009 | 5 | 9 |
| 2010 | 5 | 13 |
| 2011 | 6 | 6 |
| 2012 | 5 | 2 |
| 2013 | 2 | 3 |
| 2014 | 3 | 5 |
| 2015 | 4 | 7 |
| 2016 | 3 | 11 |
| 2017 | 2 | 6 |
| 2018 | 2 | 9 |
| 2019 | 10 | 3 |
| 2020 | 8 | 9 |
| 2021 | 3 | 7 |
| 2022 | 7 | 6 |
| 2023 | 7 | 9 |
| 2024 | 5 | 7 |
| 2025 | 5 | 8 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrical, mechanical, computing, and/or other devices formed of extremely low resistance materials24 Mar 2026US 12,588,427 B2Ambature, Inc.
- Superconducting material and method of preparation thereof17 Mar 2026US 12,577,122 B2Imam Abdulrahman Bin Faisal University
- Oxygen sensor element and method for manufacturing same10 Mar 2026US 12,571,752 B2Koa Corporation
- High temperature superconducting materials30 Sep 2025US 12,433,174 B2California Institute of Technology
- Superconducting wire material, superconducting coil, superconducting magnet, superconducting motor, superconducting generator, superconducting aircraft, and superconducting device19 Aug 2025US 12,394,541 B2Kabushiki Kaisha Toshiba
- Electrical, Mechanical, Computing and/or Other Devices Formed of Extremely Low Resistance Materials13 Aug 2026US 2026/0239890 A1Ambature, Inc.
- Electrical, Mechanical, Computing and/or Other Devices Formed of High Temperature Superconducting Materials13 Aug 2026US 2026/0239891 A1Ambature, Inc.
- Ybco/barium titanate superconducting material2 Jul 2026US 2026/0184591 A1Imam Abdulrahman Bin Faisal University
- High temperature superconducting materials2 Apr 2026US 2026/0096354 A1California Institute of Technology
- Method for recycling rare-earth barium copper oxide (rebco) seed crystals to grow superconducting bulk13 Nov 2025US 2025/0347030 A1Southwest Jiaotong University
Most cited
By later US patents
- Combinatorial synthesis of novel materials365US 5,985,356 ASymyx Technologies, Inc. · 1999
- Giant magnetoresistive cobalt oxide compounds218US 5,776,359 ASymyx Technologies, Inc. · 1998
- Preparation of superconducting oxides and oxide-metal composites119US 4,826,808 AMassachusetts Institute of Technology · 1989
- Metalorganic deposition process for preparing superconducting oxide films117US 4,880,770 AEastman Kodak Company · 1989
- Apparatus and systems comprising a clad superconductive oxide body, and method for producing such body63US 4,952,554 AAT&T Bell Laboratories · 1990