C04B 35/62855
Refractory metal oxides
Official title: {Refractory metal oxides}
C04B35/62855 (Refractory metal oxides) appears on 83 US grants and 60 published applications in this corpus.
Search patents in C04B- Granted patents
- 83
- Published applications
- 60
- Assignees
- 65
- Inventors
- 194
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 1 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 3 | 9 |
| 2017 | 6 | 8 |
| 2018 | 3 | 3 |
| 2019 | 5 | 8 |
| 2020 | 2 | 0 |
| 2021 | 3 | 4 |
| 2022 | 2 | 4 |
| 2023 | 1 | 2 |
| 2024 | 5 | 4 |
| 2025 | 3 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for charging open pores in ceramic matrix composite, and ceramic matrix composite14 Apr 2026US 12,600,678 B2Ihi Aerospace Co., Ltd.
- Method for manufacturing a part made of carbon/carbon composite material with improved mechanical properties17 Mar 2026US 12,577,173 B2Safran Landing Systems
- Nanolaminate fiber interface coatings for composites9 Sep 2025US 12,410,107 B2Rtx Corporation
- Microstructured fiber interface coatings for composites19 Aug 2025US 12,391,622 B2Rtx Corporation
- Performance of technical ceramics4 Feb 2025US 12,215,060 B2The Regents of the University of Colorado, a body corporate
- Fabrication of ceramic matrix composites13 Aug 2026US 2026/0234069 A1Rtx Corporation
- Microstructured fiber interface coatings for composites20 Nov 2025US 2025/0353795 A1Rtx Corporation
- Thermally stable aerogels and aerogel composites24 Jul 2025US 2025/0236564 A1
- Performance of technical ceramics19 Jun 2025US 2025/0197296 A1The Regents of the University of Colorado, a body corporate
- Refractory Material with Supercritical Fluid-Deposited Interface Coatings27 Feb 2025US 2025/0066263 A1Raytheon Company
Most cited
By later US patents
- Method of applying oxidation resistant coating on carbon fibers75US 5,562,966 AScience Applications International Corporation · 1996
- Process for producing fiber reinforced composite74US 5,876,659 AHitachi, Ltd. · 1999
- Article and method for making complex shaped preform and silicon carbide composite by melt infiltration73US 6,024,898 AGeneral Electric Company · 2000
- Ceramic dental implant72US 4,321,042 A1982
- Coated and whiskered fibers for use in composite materials63US 5,187,021 ADiamond Fiber Composites, Inc. · 1993