C30B 29/225
Based on rare earth copper oxides
Official title: {based on rare earth copper oxides, e.g. high T-superconductors}
C30B29/225 (Based on rare earth copper oxides) appears on 221 US grants and 74 published applications in this corpus.
Search patents in C30B- Granted patents
- 221
- Published applications
- 74
- Assignees
- 137
- Inventors
- 477
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 14 | 0 |
| 1991 | 19 | 0 |
| 1992 | 13 | 0 |
| 1993 | 10 | 0 |
| 1994 | 23 | 0 |
| 1995 | 14 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 8 | 0 |
| 1999 | 13 | 0 |
| 2000 | 18 | 0 |
| 2001 | 11 | 2 |
| 2002 | 8 | 6 |
| 2003 | 5 | 10 |
| 2004 | 7 | 17 |
| 2005 | 6 | 3 |
| 2006 | 1 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 4 |
| 2017 | 2 | 2 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- A-axis Josephson Junctions with improved smoothness6 Jan 2026US 12,520,734 B2Ambature, Inc.
- Method for making superconducting coil for magnetic resonance imaging24 Dec 2024US 12,172,931 B2Imam Abdulrahman Bin Faisal University
- Method for making a superconducting YBCO wire or tape2 Jan 2024US 11,858,853 B2Imam Abdulrahman Bin Faisal University
- Method for making YBCO superconductor26 Sep 2023US 11,767,267 B2Imam Abdulrahman Bin Faisal Univesity
- Method for making yttrium-barium-copper-oxide having high offset superconducting transition temperature28 Mar 2023US 11,613,501 B2Imam Abdulrahman Bin Faisal University
- Polycrystalline materials comprising yttrium aluminum perovskite and methods of making the same19 Mar 2026US 2026/0078526 A1CoorsTek, Inc.
- Method for preparing high-performance rebco high-temperature bulk superconductor based on layered precursor pellet12 Feb 2026US 2026/0045397 A1Southwest Jiaotong University
- Method for recycling rare-earth barium copper oxide (rebco) seed crystals to grow superconducting bulk13 Nov 2025US 2025/0347030 A1Southwest Jiaotong University
- Method of forming a high-temperature superconducting single crystal and a high-temperature superconducting single crystal formed thereby12 Jun 2025US 2025/0188642 A1Hyundai Motor Company
- Method for making superconducting coil for magnetic resonance imaging21 Mar 2024US 2024/0092698 A1Imam Abdulrahman Bin Faisal University
Most cited
By later US patents
- Method of forming single-crystalline thin film281US 5,607,899 ASumitomo Electric Industries, Ltd. · 1997
- Silicon substrate having an epitaxial superconducting layer thereon and method of making same125US 5,173,474 APresident and Board of Trustees of Santa Clara College · 1992
- Structures having enhanced biaxial texture and method of fabricating same110US 5,741,377 AMartin Marietta Energy Systems, Inc. · 1998
- Preparation of oxide crystals95US 5,817,172 ANGK Insulators, Ltd. · 1998
- Structures having enhanced biaxial texture and method of fabricating same90US 5,739,086 ALockheed Martin Energy Systems, Inc. · 1998