C04B 2235/3821
Boron carbides
C04B2235/3821 (Boron carbides) appears on 342 US grants and 418 published applications in this corpus.
Search patents in C04B- Granted patents
- 342
- Published applications
- 418
- Assignees
- 239
- Inventors
- 908
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 7 | 8 |
| 2003 | 6 | 23 |
| 2004 | 15 | 17 |
| 2005 | 13 | 16 |
| 2006 | 9 | 17 |
| 2007 | 13 | 20 |
| 2008 | 16 | 18 |
| 2009 | 6 | 16 |
| 2010 | 9 | 16 |
| 2011 | 11 | 19 |
| 2012 | 14 | 14 |
| 2013 | 11 | 16 |
| 2014 | 15 | 12 |
| 2015 | 8 | 13 |
| 2016 | 14 | 14 |
| 2017 | 16 | 15 |
| 2018 | 12 | 10 |
| 2019 | 13 | 17 |
| 2020 | 14 | 18 |
| 2021 | 13 | 18 |
| 2022 | 8 | 22 |
| 2023 | 9 | 35 |
| 2024 | 14 | 19 |
| 2025 | 18 | 12 |
| 2026 | 13 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceramic component and method of manufacturing ceramic component14 Jul 2026US 12,679,772 B2Solmics Co., Ltd.
- Polycrystalline diamond and methods for fabricating the same14 Jul 2026US 12,680,395 B2US Synthetic Corporation
- Controlled gradient of porosity in CMC16 Jun 2026US 12,655,069 B2Rtx Corporation
- CaO—ZrO2 composition, method for producing CaO—ZrO2 composition, and CaO—ZrO2-containing refractory material and casting nozzle5 May 2026US 12,617,728 B2Krosakiharima Corporation
- Method for producing a porous metallic or ceramic component and component produced using the method5 May 2026US 12,617,733 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Process for improving flash sintering of ceramics and improved ceramics8 Oct 2026US 2026/0308072 A1The Regents of the University of Colorado, a body corporate
- CaO-ZrO2 Composition, Method for Producing CaO-ZrO2 Composition, and CaO-ZrO2-Containing Refractory Material and Casting Nozzle13 Aug 2026US 2026/0234064 A1Krosakiharima Corporation
- Fabrication of ceramic matrix composites13 Aug 2026US 2026/0234069 A1Rtx Corporation
- Ceramic body and electric heater13 Aug 2026US 2026/0239494 A1NGK Insulators, Ltd.
- Slurry infiltration of sacrificial material23 Jul 2026US 2026/0209127 A1Rtx Corporation
Most cited
By later US patents
- Composite abrasive compact having high thermal stability403US 5,127,923 AUS Synthetic Corporation · 1992
- Atomic layer controlled deposition on particle surfaces225US 6,613,383 B1The Regents of the University of Colorado · 2003
- Polycrystalline diamond compact (PDC) cutting element having multiple catalytic elements156US 7,635,035 B1US Synthetic Corporation · 2009
- Nanocoated primary particles and method for their manufacture141US 6,913,827 B2The Regents of the University of Colorado · 2005
- Insulating and functionalizing fine metal-containing particles with conformal ultra-thin films137US 6,713,177 B2The Regents of the University of Colorado · 2004