C04B 18/167
Recycled materials, i.e. waste materials reused in the production of the same
Official title: Recycled materials, i.e. waste materials reused in the production of the same materials
C04B18/167 (Recycled materials, i.e. waste materials reused in the production of the same) appears on 67 US grants and 143 published applications in this corpus.
Search patents in C04B- Granted patents
- 67
- Published applications
- 143
- Assignees
- 98
- Inventors
- 378
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 3 | 2 |
| 2019 | 1 | 3 |
| 2020 | 2 | 8 |
| 2021 | 4 | 8 |
| 2022 | 5 | 15 |
| 2023 | 10 | 20 |
| 2024 | 7 | 24 |
| 2025 | 15 | 30 |
| 2026 | 8 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for processing concrete granules7 Jul 2026US 12,673,896 B2ETH Zurich
- Compositions of steel-microfiber reinforced ultra high performance concrete (UHPC) using recycled glass powder and processes for making the same30 Jun 2026US 12,668,540 B2Integrated Composite Construction Systems, LLC
- Methods of producing construction elements, construction elements produced thereby, and structures produced therefrom2 Jun 2026US 12,643,832 B2Purdue Research Foundation
- Gravel circulation dry electrostatic precipitator26 May 2026US 12,636,660 B2Metro Engineering Co., Ltd.
- Method for treating recycled aggregates via microbial-induced calcite precipitation12 May 2026US 12,624,370 B2United Arab Emirates University
- Recycled Drywall Products and Systems8 Oct 2026US 2026/0308057 A1Qualico Developments West Ltd.
- Concrete recycling8 Oct 2026US 2026/0308059 A1
- Recycled Concrete Aggregates Carbonation Treatment1 Oct 2026US 2026/0296967 A1Hawkins Construction Company
- Improved recycled concrete aggregates and methods for producing the same10 Sep 2026US 2026/0265135 A1
- Method for fully utilizing old mortar on surfaces of recycled coarse aggregates10 Sep 2026US 2026/0265136 A1Wuhan University
Most cited
By later US patents
- Recycling of asphaltic concrete17US 7,534,068 B2Texas Industries, Inc. · 2009
- Method and apparatus for the manufacture of recycled fiber reinforced resin containing products11US 5,879,601 A1999
- Recycled fibre reinforced resin containing product9US 5,681,194 A1997
- Industrial equipment for the hot recycling of asphalt mixes9US 9,322,138 B22016
- Device and method for reinforcing recycled aggregate based on in-situ C-S-H production7US 11,187,460 B2Shandong University · 2021