C04B 2235/727
Phosphorus or phosphorus compound content
C04B2235/727 (Phosphorus or phosphorus compound content) appears on 138 US grants and 183 published applications in this corpus.
Search patents in C04B- Granted patents
- 138
- Published applications
- 183
- Assignees
- 97
- Inventors
- 349
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 3 |
| 2004 | 3 | 6 |
| 2005 | 1 | 15 |
| 2006 | 4 | 7 |
| 2007 | 6 | 10 |
| 2008 | 1 | 9 |
| 2009 | 3 | 6 |
| 2010 | 13 | 20 |
| 2011 | 4 | 14 |
| 2012 | 14 | 12 |
| 2013 | 15 | 12 |
| 2014 | 8 | 14 |
| 2015 | 10 | 5 |
| 2016 | 11 | 6 |
| 2017 | 6 | 6 |
| 2018 | 7 | 7 |
| 2019 | 5 | 4 |
| 2020 | 3 | 4 |
| 2021 | 3 | 3 |
| 2022 | 2 | 3 |
| 2023 | 4 | 3 |
| 2024 | 1 | 5 |
| 2025 | 2 | 6 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-zirconia electro-fused cast refractory material25 Aug 2026US 12,715,817 B2Saint-Gobain TM K.K.
- Ceramic slate with colored jade effect and preparation method thereof24 Mar 2026US 12,583,793 B2Monalisa Group Co., Ltd
- Refractory product having a high content of zirconia24 Feb 2026US 12,559,403 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- High purity polysilocarb derived silicon carbide powder4 Feb 2025US 12,215,031 B2Pallidus, Inc.
- Method for preparing refractory from secondary aluminum dross28 Jan 2025US 12,209,056 B2Chinalco Envir Prot & Energy Conserv Group Co., Ltd.
- Ceramic structure compositions and methods for making the same from algal biomass21 May 2026US 2026/0138924 A1Georgia Southern University Research and Service Foundation, Inc.
- High purity polysilocarb derived silicon carbide materials, applications and processes24 Jul 2025US 2025/0236524 A1Pallidus, Inc.
- High-zirconia electro-fused cast refractory material26 Jun 2025US 2025/0206671 A1Saint-Gobain TM K.K.
- Methods of Making SiC Boules and Wafers5 Jun 2025US 2025/0178970 A1Pallldus, Inc.
- Multilayer electronic component15 May 2025US 2025/0157743 A1Samsung Electro-Mechanics Co., Ltd.
Most cited
By later US patents
- Use of ceramics in dental and orthodontic applications67US 6,984,261 B23M Innovative Properties Company · 2006
- Dielectric ceramic, resin-ceramic composite material, electrical part and antenna, and manufacturing method thereof66US 6,686,406 B2Furukawa Electric Co., Ltd. · 2004
- Sintered spherical pellets37US 7,825,053 B2Carbo Ceramics Inc. · 2010
- Use of ceramics in dental and orthodontic applications33US 7,022,173 B23M Innovative Properties Company · 2006
- Magnetic ferrite composition and process of production thereof30US 6,790,379 B2TDK Corporation · 2004