C04B 33/13
Compounding ingredients
Official title: Compounding ingredients (C04B33/36, C04B35/71 take precedence {; pigments for ceramics C09C1/0009})
C04B33/13 (Compounding ingredients) appears on 466 US grants and 483 published applications in this corpus.
Search patents in C04B- Granted patents
- 466
- Published applications
- 483
- Assignees
- 411
- Inventors
- 1,320
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 6 | 0 |
| 1978 | 12 | 0 |
| 1979 | 12 | 0 |
| 1980 | 5 | 0 |
| 1981 | 10 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 11 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 0 |
| 2002 | 9 | 9 |
| 2003 | 6 | 17 |
| 2004 | 11 | 14 |
| 2005 | 7 | 22 |
| 2006 | 8 | 9 |
| 2007 | 6 | 12 |
| 2008 | 5 | 22 |
| 2009 | 7 | 13 |
| 2010 | 10 | 27 |
| 2011 | 9 | 21 |
| 2012 | 12 | 15 |
| 2013 | 15 | 15 |
| 2014 | 11 | 18 |
| 2015 | 14 | 14 |
| 2016 | 15 | 14 |
| 2017 | 11 | 24 |
| 2018 | 9 | 20 |
| 2019 | 15 | 22 |
| 2020 | 15 | 39 |
| 2021 | 14 | 32 |
| 2022 | 21 | 22 |
| 2023 | 18 | 22 |
| 2024 | 15 | 24 |
| 2025 | 13 | 13 |
| 2026 | 13 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Highly dense red mud shields for X-ray and γ-ray attenuation29 Sep 2026US 12,747,190 B2Council of Scientific and Industrial Research
- Biochar for stable solidification of heavy metals8 Sep 2026US 12,729,162 B2Chinese Research Academy of Environmental Sciences
- Nanoporous ceramic for atomization core and preparation method thereof11 Aug 2026US 12,703,664 B2Huizhou Happy Vaping Technology Limited
- Nanomaterial ceramic spheres, preparation method, and application thereof16 Jun 2026US 12,655,062 B2
- Composition for additive manufacturing by binder jet printing and method for additive manufacturing by binder jet printing16 Jun 2026US 12,655,063 B2Porcelanas Da Costa Verde S.A.
- Composition For Producing Components8 Oct 2026US 2026/0308055 A1Kruner Industries AG
- Nanomaterial ceramic sphere, preparation method and application thereof24 Sep 2026US 2026/0285761 A1
- Pottery base material17 Sep 2026US 2026/0274752 A1Toto Ltd.
- Sheet, sealing material, fuel cell, electrolytic cell, method for producing sheet, and method for producing sealing material3 Sep 2026US 2026/0258290 A1Nichias Corporation
- Colourable translucent white ceramic compound based on a frit comprising calcium and sodium27 Aug 2026US 2026/0250203 A1TheSize Surfaces, S.L.
Most cited
By later US patents
- Polycrystalline translucent alumina-based ceramic material, uses, and methods166US 6,878,456 B23M Innovative Properties Company · 2005
- Ceramic article, raw batch formulation, and method102US 5,028,569 AGTE Products Corporation · 1991
- Clay slurries89US 4,017,324 AIMC Chemical Group, Inc. · 1977
- High temperature amorphous composition based on aluminum phosphate76US 6,461,415 B1Applied Thin Films, Inc. · 2002
- Use of ceramics in dental and orthodontic applications67US 6,984,261 B23M Innovative Properties Company · 2006