B28B 13/02
Feeding the unshaped material to moulds or apparatus for producing shaped articles
B28B13/02 (Feeding the unshaped material to moulds or apparatus for producing shaped articles) appears on 588 US grants and 442 published applications in this corpus.
Search patents in B28B- Granted patents
- 588
- Published applications
- 442
- Assignees
- 343
- Inventors
- 987
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 10 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 13 | 0 |
| 1992 | 15 | 0 |
| 1993 | 8 | 0 |
| 1994 | 13 | 0 |
| 1995 | 7 | 0 |
| 1996 | 26 | 0 |
| 1997 | 35 | 0 |
| 1998 | 33 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 8 |
| 2003 | 8 | 8 |
| 2004 | 8 | 4 |
| 2005 | 4 | 12 |
| 2006 | 3 | 8 |
| 2007 | 6 | 17 |
| 2008 | 3 | 16 |
| 2009 | 3 | 20 |
| 2010 | 9 | 16 |
| 2011 | 12 | 13 |
| 2012 | 7 | 9 |
| 2013 | 9 | 5 |
| 2014 | 11 | 17 |
| 2015 | 7 | 21 |
| 2016 | 14 | 19 |
| 2017 | 13 | 13 |
| 2018 | 12 | 22 |
| 2019 | 15 | 24 |
| 2020 | 16 | 28 |
| 2021 | 24 | 31 |
| 2022 | 22 | 38 |
| 2023 | 17 | 24 |
| 2024 | 31 | 21 |
| 2025 | 35 | 26 |
| 2026 | 16 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B28B 13/0215Feeding the moulding material in measured quantities from a container or silo320
- B28B 13/021By fluid pressure acting directly on the material121
- B28B 13/0295Treating the surface of the fed layer56
- B28B 13/0205Supplied to the moulding device in form of a coherent mass of31
- B28B 13/029Through a sieve or grid15
- B28B 13/028Deflecting the flow of the unshaped material14
- B28B 13/0285The material being prearranged on a sheet1
Recent patents
- Apparatus and methods for pressure casting using an indirect feed8 Sep 2026US 12,728,563 B2James R. Glidewell Dental Ceramics, Inc.
- Method and plant for manufacturing articles made of composite stone material and device for distributing a mix for such manufacturing8 Sep 2026US 12,728,564 B2
- Method and apparatus for additive manufacturing of a component, and component manufactured in accordance with the method28 Jul 2026US 12,691,498 B2BLZ Bayerisches Laserzentrum Gemeinnützige Forschungsgesellschaft mbH
- System and method for coloring top surface of claddings and concrete paving stones14 Jul 2026US 12,678,999 B2Ackerstein Industries Ltd.
- Concrete element and method for its production12 May 2026US 12,623,965 B2METTEN Technologies GmbH & Co. KG
- In-line carbonation and 3d-printing of calcium silicate-based cement paste with cellular architecture24 Sep 2026US 2026/0284930 A1The Trustees of Princeton University
- System and method of making an artificial stone having a controlled thickness17 Sep 2026US 2026/0273869 A1Caesarstone Ltd.
- Ejection device, molding device, and ejection method20 Aug 2026US 2026/0241608 A1KYOCERA Corporation
- Method and plant for manufacturing slab articles made of stone or stone-like agglomerate material and slab article thus obtained13 Aug 2026US 2026/0233429 A1
- Method and plant for manufacturing slabs made of stone or stone-like agglomerate material and having veins and surface chromatic effects and slab so obtained6 Aug 2026US 2026/0225325 A1
Most cited
By later US patents
- Articles of manufacture and methods for manufacturing laminate structures including inorganically filled sheets312US 5,830,548 AE. Khashoggi Industries · 1998
- Synthetic molded slabs, and systems and methods related thereto229US 9,186,819 B1Cambria Company LLC · 2015
- Synthetic molded slabs, and systems and methods related thereto206US 9,289,923 B1Cambria Company LLC · 2016
- Sheets having a highly inorganically filled organic polymer matrix172US 5,508,072 AE. Khashoggi Industries · 1996
- Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix171US 5,506,046 AE. Khashoggi Industries · 1996