C04B 2237/56
Using constraining layers before or during sintering
C04B2237/56 (Using constraining layers before or during sintering) appears on 180 US grants and 149 published applications in this corpus.
Search patents in C04B- Granted patents
- 180
- Published applications
- 149
- Assignees
- 114
- Inventors
- 448
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 13 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 9 | 12 |
| 2003 | 7 | 12 |
| 2004 | 7 | 10 |
| 2005 | 4 | 9 |
| 2006 | 5 | 5 |
| 2007 | 3 | 8 |
| 2008 | 4 | 3 |
| 2009 | 2 | 11 |
| 2010 | 3 | 8 |
| 2011 | 8 | 9 |
| 2012 | 7 | 5 |
| 2013 | 5 | 6 |
| 2014 | 2 | 6 |
| 2015 | 4 | 1 |
| 2016 | 3 | 4 |
| 2017 | 6 | 8 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 3 | 5 |
| 2021 | 4 | 4 |
| 2022 | 2 | 5 |
| 2023 | 3 | 2 |
| 2024 | 5 | 2 |
| 2025 | 3 | 5 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C04B 2237/562Made of alumina or aluminatesIndexing code53
- C04B 2237/568Made of non-oxide ceramicsIndexing code48
- C04B 2237/567Made of metalIndexing code36
- C04B 2237/565Made of refractory metal oxidesIndexing code35
- C04B 2237/561Constraining layers not covering the whole surface of the layers to beIndexing code14
- C04B 2237/564Made of glassIndexing code5
Recent patents
- Corrosion-resistant components3 Mar 2026US 12,567,564 B2CoorsTek, Inc.
- Processes and materials for casting and sintering green garnet thin films25 Nov 2025US 12,479,771 B2QuantumScape Battery, Inc.
- Substrate and method for producing the substrate14 Oct 2025US 12,441,088 B2TDK Electronics Co., Ltd.
- Multilayer ceramic electronic component, and method of manufacturing multilayer ceramic electronic component30 Sep 2025US 12,431,293 B2Murata Manufacturing Co., Ltd.
- Processes and materials for casting and sintering green garnet thin films10 Sep 2024US 12,084,387 B2QuantumScape Battery, Inc.
- Multilayer ceramic electronic device and dielectric ceramic composition11 Jun 2026US 2026/0162896 A1Taiyo Yuden Co., Ltd.
- Ceramic window assembly23 Apr 2026US 2026/0109652 A1Element Six Technologies Limited
- Substrate and method for producing the substrate15 Jan 2026US 2026/0014780 A1TDK Electronics Co., Ltd.
- Centerless sintering setters27 Nov 2025US 2025/0360653 A1QuantumScape Battery, Inc.
- Reaction bonded sic-diamond (rbsic-diamond) composite with machinable features23 Oct 2025US 2025/0326697 A1II-Vi Delaware, Inc.
Most cited
By later US patents
- Fiber reinforced ceramic matrix laminate164US 5,376,598 AThe Boeing Company · 1994
- Direct bonding of metals to ceramics and metals132US 3,994,430 AGeneral Electric Company · 1976
- Method for joining ceramic shapes128US 5,139,594 AThe United States of America as represented by the United States Department of Energy · 1992
- Method for constructing three dimensional bodies from laminations100US 5,779,833 ACase Western Reserve University · 1998
- Ceramic matrix composite structure having integral cooling passages and method of manufacture83US 6,746,755 B2Siemens Westinghouse Power Corporation · 2004