B28B 13/023
By using a feed box transferring the moulding material from a hopper
Official title: {by using a feed box transferring the moulding material from a hopper to the moulding cavities}
B28B13/023 (By using a feed box transferring the moulding material from a hopper) appears on 105 US grants and 85 published applications in this corpus.
Search patents in B28B- Granted patents
- 105
- Published applications
- 85
- Assignees
- 59
- Inventors
- 155
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 2 |
| 2004 | 3 | 0 |
| 2005 | 1 | 6 |
| 2006 | 0 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 5 |
| 2010 | 0 | 7 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 4 | 1 |
| 2014 | 4 | 9 |
| 2015 | 1 | 5 |
| 2016 | 2 | 4 |
| 2017 | 5 | 3 |
| 2018 | 3 | 2 |
| 2019 | 5 | 2 |
| 2020 | 3 | 4 |
| 2021 | 1 | 5 |
| 2022 | 4 | 8 |
| 2023 | 5 | 5 |
| 2024 | 5 | 3 |
| 2025 | 8 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for coloring top surface of claddings and concrete paving stones14 Jul 2026US 12,678,999 B2Ackerstein Industries Ltd.
- Method of and device for producing concrete blocks7 Apr 2026US 12,594,691 B2Godelmann GmbH & Co. KG
- Machine for depositing ceramic powders23 Dec 2025US 12,502,804 B2System Ceramics S.P.A.
- Method for powder pressing at least two press parts and powder pressing device14 Oct 2025US 12,440,893 B2Dorst Technologies GmbH & Co. KG
- Distribution device and manufacturing method for full-body textured porcelain stoneware slab16 Sep 2025US 12,415,294 B2Foshan Sanshui Guanzhu Ceramic Co., Ltd
- Equipment for Coloring And Decorating Concrete Pavement Tread Layers9 Jul 2026US 2026/0192317 A1Agstav Trebic, A.S.
- Methods and systems for mechanized rammed earth block construction9 Jul 2026US 2026/0192488 A1Texas Tech University System
- Synthetic molded slabs, and systems and methods related thereto12 Feb 2026US 2026/0042270 A1Cambria Company LLC
- Methods, systems, and devices for creating a concrete fire feature by pressurizing a mold27 Nov 2025US 2025/0360651 A1Solo Brands, LLC
- Method and apparatus for making construction blocks23 Jan 2025US 2025/0026040 A1Texas Australia Rock Company LLC
Most cited
By later US patents
- Synthetic molded slabs, and systems and methods related thereto229US 9,186,819 B1Cambria Company LLC · 2015
- Processed slabs, and systems and methods related thereto105US 9,718,303 B2Cambria Company LLC · 2017
- Synthetic molded slabs, and systems and methods related thereto97US 10,300,626 B2Cambria Company LLC · 2019
- Processed slabs, and systems and methods related thereto97US 9,993,942 B2Cambria Company LLC · 2018
- Processed slabs, and systems and methods related thereto93US 9,993,943 B2Cambria Company LLC · 2018