B28B 21/36
Applying fluid pressure or vacuum to the material
Official title: applying fluid pressure or vacuum to the material (combined with slip-casting B28B21/08)
B28B21/36 (Applying fluid pressure or vacuum to the material) appears on 10 US grants and 11 published applications in this corpus.
Search patents in B28B- Granted patents
- 10
- Published applications
- 11
- Assignees
- 9
- Inventors
- 17
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Pipe forming apparatus4 Feb 2025US 12,214,559 B2Nexgen Pipes Pte. Ltd.
- System and process for molding of parts made of fiber cement25 Apr 2017US 9,630,341 B2161508 Canada Inc.
- Method for forming an elongate support structure7 Feb 2017US 9,561,632 B2Vijay Investments Pty Ltd.
- System and process for molding of parts made of fiber cement22 Nov 2016US 9,498,897 B2161508 Canada Inc.
- Production method for a tubular fuel cell having a two-layer cap region of the support body23 Aug 2016US 9,425,466 B2Robert Bosch GmbH
- Pipe forming apparatus16 Mar 2023US 2023/0085379 A1Nexgen Pipes Pte. Ltd.
- Ceramic tube16 Dec 2021US 2021/0387919 A1KYOCERA Corporation
- System and process for molding of parts made of fiber cement9 Feb 2017US 2017/0036371 A1161508 Canada Inc.
- System and process for molding of parts made of fiber cement15 Sep 2016US 2016/0263773 A1161508 Canada Inc.
- Production method for a tubular fuel cell having a two-layer cap region of the support body4 Dec 2014US 2014/0356758 A1Robert Bosch GmbH
Most cited
By later US patents
- Apparatus for manufacturing bell and spigot pipe moldings4US 6,004,126 A1999
- Apparatus and method for producing cast concrete articles2US 6,395,213 B12002
- Valve for use in producing cast concrete articles1US 6,736,365 B2Naams, LLC · 2004
- Apparatus for producing a sulfur concrete substance1US 8,235,705 B2Fuji Concrete Industry Co., Ltd. · 2012