C03C 13/06
Mineral fibres
Official title: Mineral fibres, e.g. slag wool, mineral wool, rock wool
C03C13/06 (Mineral fibres) appears on 226 US grants and 290 published applications in this corpus.
Search patents in C03C- Granted patents
- 226
- Published applications
- 290
- Assignees
- 100
- Inventors
- 436
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 4 |
| 2003 | 1 | 5 |
| 2004 | 2 | 3 |
| 2005 | 3 | 7 |
| 2006 | 3 | 5 |
| 2007 | 1 | 8 |
| 2008 | 4 | 4 |
| 2009 | 2 | 7 |
| 2010 | 5 | 3 |
| 2011 | 5 | 7 |
| 2012 | 2 | 13 |
| 2013 | 4 | 10 |
| 2014 | 9 | 15 |
| 2015 | 10 | 12 |
| 2016 | 6 | 10 |
| 2017 | 12 | 20 |
| 2018 | 12 | 13 |
| 2019 | 7 | 17 |
| 2020 | 8 | 21 |
| 2021 | 9 | 18 |
| 2022 | 6 | 18 |
| 2023 | 17 | 26 |
| 2024 | 13 | 24 |
| 2025 | 12 | 12 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radiation-resistant inorganic material and fiber thereof21 Jul 2026US 12,686,632 B2Nippon Fiber Corporation
- Use of MgO, ZnO, and rare earth oxides for making improved low dielectric fibers with improved low thermal expansion coefficient for high boron aluminosilicate compositions7 Jul 2026US 12,673,891 B2Electric Glass Fiber America, LLC
- Method for producing oxidized lignins and system for producing oxidized lignins19 May 2026US 12,628,747 B2Rockwool A/S
- Glass composition for glass fiber, glass fiber, glass fiber woven fabric, and glass fiber reinforced resin composition19 May 2026US 12,630,461 B2Nitto Boseki Co., Ltd.
- Method of preparing a melt for the production of man-made mineral fibres12 May 2026US 12,623,943 B2Rockwool A/S
- Continuous basalt fibers from hyaloclastite and method of making and using same27 Aug 2026US 2026/0250183 A1Greencraft LLC
- Dedust compositions for treatment of mineral fibers20 Aug 2026US 2026/0242990 A1Cargill, Incorporated
- Melting and fiberizing recycled rock wool13 Aug 2026US 2026/0234050 A1Saint-Gobain Isover
- Method for recycling water resulting from a method for producing a mat of mineral fibres9 Jul 2026US 2026/0193130 A1Saint-Gobain Isover
- Basalt compositions having low glass transition temperature and high modulus for glass fiber applications18 Jun 2026US 2026/0167559 A1Corning Incorporated
Most cited
By later US patents
- Inorganic fiber composition133US 5,332,699 A1994
- Inorganic fiber composition87US 5,714,421 AManville Corporation · 1998
- Mineral fibers decomposable in a physiological medium76US 5,250,488 A1993
- Mineral wool composition76US 6,897,173 B2Saint-Gobain Isover · 2005
- Controlled process for making a chemically homogeneous melt for producing mineral wool insulation73US 4,720,295 A1988