C04B 14/00
Use of inorganic materials as fillers
Official title: Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone (expanding or defibrillating materials C04B20/00)
C04B14/00 (Use of inorganic materials as fillers) appears on 2,636 US grants and 3,096 published applications in this corpus.
Search patents in C04B- Granted patents
- 2,636
- Published applications
- 3,096
- Assignees
- 1,557
- Inventors
- 6,570
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 12 | 0 |
| 1978 | 20 | 0 |
| 1979 | 14 | 0 |
| 1980 | 23 | 0 |
| 1981 | 39 | 0 |
| 1982 | 19 | 0 |
| 1983 | 16 | 0 |
| 1984 | 12 | 0 |
| 1985 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 17 | 0 |
| 1988 | 17 | 0 |
| 1989 | 34 | 0 |
| 1990 | 21 | 0 |
| 1991 | 24 | 0 |
| 1992 | 35 | 0 |
| 1993 | 20 | 0 |
| 1994 | 20 | 0 |
| 1995 | 21 | 0 |
| 1996 | 29 | 0 |
| 1997 | 39 | 0 |
| 1998 | 38 | 0 |
| 1999 | 46 | 0 |
| 2000 | 24 | 0 |
| 2001 | 22 | 10 |
| 2002 | 32 | 26 |
| 2003 | 25 | 28 |
| 2004 | 23 | 51 |
| 2005 | 18 | 41 |
| 2006 | 20 | 33 |
| 2007 | 22 | 39 |
| 2008 | 29 | 38 |
| 2009 | 21 | 37 |
| 2010 | 31 | 37 |
| 2011 | 24 | 47 |
| 2012 | 34 | 67 |
| 2013 | 37 | 71 |
| 2014 | 49 | 83 |
| 2015 | 75 | 110 |
| 2016 | 77 | 101 |
| 2017 | 85 | 160 |
| 2018 | 109 | 210 |
| 2019 | 156 | 226 |
| 2020 | 164 | 228 |
| 2021 | 152 | 214 |
| 2022 | 163 | 246 |
| 2023 | 165 | 255 |
| 2024 | 196 | 290 |
| 2025 | 177 | 239 |
| 2026 | 145 | 209 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Silicon containing emulsion powders for use in making cement based on tile adhesive dry mix compositions6 Oct 2026US 12,753,126 B2Dow Global Technologies LLC
- Method for preparing high-performance compressed desert sand concrete29 Sep 2026US 12,747,188 B2Jinan University
- Pozzolan-based additive agent and uses thereof22 Sep 2026US 12,741,906 B2
- Marbled cast stone22 Sep 2026US 12,741,907 B1
- Light weight ceramic aggregates made by agglomerating ceramic fibers22 Sep 2026US 12,741,908 B2Unifrax I LLC
- Rapid-set construction material for 3d printing of sustainable infrastructure8 Oct 2026US 2026/0307293 A1Oregon State University
- Cementitous compositions for reducing efflorescence8 Oct 2026US 2026/0308051 A1Tremco Cpg Inc.
- Hydraulic composition for ultra-high performance concrete and ultra-high performance grout8 Oct 2026US 2026/0308054 A1Sika Technology AG
- Composition For Producing Components8 Oct 2026US 2026/0308055 A1Kruner Industries AG
- Hardened body of hydraulic composition8 Oct 2026US 2026/0308056 A1Kuraray Co., Ltd.
Most cited
By later US patents
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Carbon fibrils and method for producing same250US 5,165,909 AHyperion Catalysis Int'l., Inc. · 1992
- Synthetic molded slabs, and systems and methods related thereto206US 9,289,923 B1Cambria Company LLC · 2016
- Composite material containing a layered silicate205US 4,889,885 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1989
- Hollow microspheres199US 4,303,732 A1981