C04B 41/5046
Spinels
Official title: {Spinels, e.g. magnesium aluminate spinels}
C04B41/5046 (Spinels) appears on 10 US grants and 11 published applications in this corpus.
Search patents in C04B- Granted patents
- 10
- Published applications
- 11
- Assignees
- 18
- Inventors
- 57
- Latest grant
- 28 Apr 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of manufacturing honeycomb structure28 Apr 2020US 10,633,297 B2NGK Insulators, Ltd.
- Spinel-germanate glass composite as an IR window30 Jun 2015US 9,067,819 B2The United States of America as represented by the Secretary of the Navy
- Spinel-germanate glass composite as an IR window25 Feb 2014US 8,658,083 B2The United States of America as represented by the Secretary of the Navy
- Ceramic component with surface resistant to hot gas and method for the production thereof30 Apr 2013US 8,431,228 B2Siemens Aktiengesellschaft
- Aluminate coating for a silicon containing substrate29 Nov 2005US 6,969,555 B2General Electric Company
- Sagger for firing precursor material20 Mar 2025US 2025/0091954 A1Ecopro Bm Co., Ltd.
- Inert atmosphere sintering of electrochemical cell stack interconnects17 Oct 2024US 2024/0347739 A1Bloom Energy Corporation
- Cmas-resistant topcoat for environmental barrier coatings11 Jan 2024US 2024/0011403 A1Oerlikon Metco (US) Inc.
- Method of manufacturing honeycomb structure19 Sep 2019US 2019/0284105 A1NGK Insulators, Ltd.
- Spinel-Germanate Glass Composite as an IR Window14 Aug 2014US 2014/0227528 A1The United States of America as represented by the Secretary of the Navy
Most cited
By later US patents
- Method of making thermal shock resistant sapphire for IR windows and domes35US 5,702,654 AHughes Electronics Corporation · 1997
- Thermal/environmental barrier coating for silicon-containing substrates18US 6,699,607 B1General Electric Company · 2004
- Aluminate coating for a silicon containing substrate12US 6,969,555 B2General Electric Company · 2005
- Method of making core shell structured articles based on alumina ceramics having spinel surfaces6US 5,683,481 AEastman Kodak Company · 1997
- Ceramic-coated support for powder metal sintering2US 5,773,147 ASaint-Gobain/Norton Industrial Ceramics Corporation · 1998