C04B 18/02
Agglomerated materials
Official title: Agglomerated materials {, e.g. artificial aggregates}
C04B18/02 (Agglomerated materials) appears on 671 US grants and 651 published applications in this corpus.
Search patents in C04B- Granted patents
- 671
- Published applications
- 651
- Assignees
- 543
- Inventors
- 1,799
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 10 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 13 | 0 |
| 1992 | 16 | 0 |
| 1993 | 19 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 15 | 0 |
| 1997 | 15 | 0 |
| 1998 | 16 | 0 |
| 1999 | 13 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 3 |
| 2002 | 14 | 11 |
| 2003 | 19 | 17 |
| 2004 | 10 | 15 |
| 2005 | 5 | 11 |
| 2006 | 5 | 17 |
| 2007 | 3 | 11 |
| 2008 | 8 | 18 |
| 2009 | 6 | 12 |
| 2010 | 15 | 11 |
| 2011 | 6 | 21 |
| 2012 | 9 | 18 |
| 2013 | 18 | 11 |
| 2014 | 11 | 17 |
| 2015 | 18 | 16 |
| 2016 | 11 | 22 |
| 2017 | 10 | 35 |
| 2018 | 18 | 36 |
| 2019 | 28 | 49 |
| 2020 | 37 | 44 |
| 2021 | 29 | 51 |
| 2022 | 28 | 53 |
| 2023 | 38 | 36 |
| 2024 | 35 | 46 |
| 2025 | 35 | 43 |
| 2026 | 15 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pozzolan-based additive agent and uses thereof22 Sep 2026US 12,741,906 B2
- Light weight ceramic aggregates made by agglomerating ceramic fibers22 Sep 2026US 12,741,908 B2Unifrax I LLC
- Use of a naphthalenesulfonic acid polycondensate as a plasticizer in a construction composition and construction composition4 Aug 2026US 12,698,235 B2Construction Research & Technology GmbH
- Heat and fire resistant geopolymer materials21 Jul 2026US 12,686,637 B2
- Graphene oxide fine aggregate in cement composites7 Jul 2026US 12,673,894 B2Washington State University
- Strain tolerant recycled asphalt pavement composition1 Oct 2026US 2026/0296972 A1ArrMaz Products Inc.
- Highly absorbent sponge concrete1 Oct 2026US 2026/0296973 A1Amrize Technology Switzerland LLC
- Method for producing an organic- or organic/mineral-based aggregate, organic- or organic/mineral-based aggregate and uses thereof24 Sep 2026US 2026/0285752 A1NéOlithe
- Methods for repurposing plastic for use in the building industry24 Sep 2026US 2026/0285753 A1Low Carbon Materials Limited
- Method and Device for Reinforcing Recycled Aggregate10 Sep 2026US 2026/0265138 A1Research Institute of Highway Ministry of Transport
Most cited
By later US patents
- Compositions and methods for cementing using elastic particles353US 6,508,305 B1BJ Services Company · 2003
- Method for making hollow porous microspheres166US 4,671,909 A1987
- Hollow porous microspheres made from dispersed particle compositions150US 5,397,759 A1995
- Process for forming a light-weight aggregate146US 4,741,782 AResource Technology, Inc. · 1988
- Hollow porous microspheres containing biocatalyst137US 4,743,545 A1988