C04B 35/652
Directional oxidation or solidification
Official title: {Directional oxidation or solidification, e.g. Lanxide process}
C04B35/652 (Directional oxidation or solidification) appears on 230 US grants and 18 published applications in this corpus.
Search patents in C04B- Granted patents
- 230
- Published applications
- 18
- Assignees
- 19
- Inventors
- 122
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 31 | 0 |
| 1990 | 18 | 0 |
| 1991 | 30 | 0 |
| 1992 | 34 | 0 |
| 1993 | 36 | 0 |
| 1994 | 22 | 0 |
| 1995 | 13 | 0 |
| 1996 | 12 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 4 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hard composite material27 Jan 2026US 12,534,413 B2Mitsubishi Materials Corporation
- Through thickness reinforcement24 Jun 2025US 12,338,182 B2Rtx Corporation
- Method to produce dense ceramic matrix composites14 Jan 2025US 12,195,404 B2Rtx Corporation
- Through thickness reinforcement2 Jul 2024US 12,024,473 B2Rtx Corporation
- In situ synthesis, densification and shaping of non-oxide ceramics by vacuum additive manufacturing technologies30 Jan 2024US 11,883,978 B2Politecnico Di Torino
- Through thickness reinforcement19 Sep 2024US 2024/0308924 A1Rtx Corporation
- Hard composite material8 Jun 2023US 2023/0174430 A1Mitsubishi Materials Corporation
- Through thickness reinforcement8 Dec 2022US 2022/0388912 A1Rtx Corporation
- Method to produce dense ceramic matrix composites25 Nov 2021US 2021/0363069 A1Raytheon Technologies Corporation
- In situ synthesis, densification and shaping of non-oxide ceramics by vacuum additive manufacturing technologies16 Sep 2021US 2021/0283801 A1Politecnico Di Torino
Most cited
By later US patents
- Method of making shaped ceramic composites106US 5,024,795 ALanxide Technology Company, LP · 1991
- Method of making metal matrix composites103US 4,871,008 ALanxide Technology Company, LP · 1989
- Novel ceramic materials and methods for making same101US 4,713,360 ALanxide Technology Company, LP · 1987
- Composite ceramic structures98US 5,053,367 ALanxide Technology Company, LP · 1991
- Infiltration processing of boron carbide-, boron-, and boride-reactive metal cermets87US 4,718,941 AThe Regents of the University of California · 1988