B28B 1/44
Producing shaped prefabricated articles from the material: by forcing cores into filled
Official title: by forcing cores into filled moulds for forming hollow articles
B28B1/44 (Producing shaped prefabricated articles from the material: by forcing cores into filled) appears on 32 US grants and 23 published applications in this corpus.
Search patents in B28B- Granted patents
- 32
- Published applications
- 23
- Assignees
- 30
- Inventors
- 73
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Airforming constructive system29 Sep 2026US 12,746,707 B2
- Airforming constructive system11 Jun 2024US 12,005,607 B2Applied Physics, Inc.
- Method of producing insulator for spark plug11 Oct 2022US 11,465,314 B2Denso Corporation
- Building bricks including plastics20 Mar 2018US 9,919,452 B2King Abdulaziz City for Science and Technology
- Ceramic preform and method12 Dec 2017US 9,840,030 B2Intellectual Property Holdings, LLC
- Systems and methods for manufacturing cast regolith building units for radiation, thermal and micrometeoroid protection on the moon11 Dec 2025US 2025/0376839 A1
- Airforming constructive system29 Aug 2024US 2024/0286312 A1Applied Physics, Inc.
- Pre-pressed ceramic bodies for fabrication of fluid devices and fluid devices produced16 May 2024US 2024/0157600 A1Corning Incorporated
- Systems, Devices, and/or Methods for Making Cast Articles13 Apr 2023US 2023/0115156 A1
- Airforming constructive system11 Aug 2022US 2022/0250278 A1Applied Physics, Inc.
Most cited
By later US patents
- Brick press and associated equipment for making bricks35US 4,164,537 A1979
- Brick press and associated equipment for making bricks22US 4,050,865 A1977
- Porous member with penetrating channels for fluid flow therethrough and a method of producing the member20US 6,383,422 B1Deutsches Zentrum fuer Luft- und Raumfahrt e. V. · 2002
- Method of making an article from a lightweight cementitious composition18US 5,902,528 A1999
- Method and device for the fabrication of perforated blocks16US 5,397,228 AMetten Produktions-und Handels-GmbH · 1995