B29C 45/2758
Means for preventing drooling by decompression of the moulding material
Official title: {Means for preventing drooling by decompression of the moulding material}
B29C45/2758 (Means for preventing drooling by decompression of the moulding material) appears on 18 US grants and 14 published applications in this corpus.
Search patents in B29C- Granted patents
- 18
- Published applications
- 14
- Assignees
- 13
- Inventors
- 27
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
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| 1981 | 1 | 0 |
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| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
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| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Injector body for injection molding10 Mar 2026US 12,570,030 B2INGLASS S.p.A.
- Hot or cold runner device for an injection mold comprising an exchangeable deflection and distribution insert23 Jan 2024US 11,878,452 B2Ewikon Heisskanalsysteme GmbH & Co. KG
- Flow rate adjusting device, three-dimensional shaping device, and injection molding device23 Aug 2022US 11,420,372 B2Seiko Epson Corporation
- Hot runner system18 Jan 2022US 11,225,003 B2Mold-Masters (2007) Limited
- Manifold system nozzle retention25 Dec 2018US 10,160,148 B2Husky Injection Molding Systems Ltd.
- Injector body for injection molding24 Oct 2024US 2024/0351255 A1INGLASS S.p.A.
- Injection molding machine, injection molding method, and injection mold29 Feb 2024US 2024/0066773 A1Kabushiki Kaisha Toshiba
- Hot or cold runner device for an injection mold comprising an exchangeable deflection and distribution insert9 Jun 2022US 2022/0176603 A1Ewikon Heisskanalsysteme GmbH & Co. KG
- Flow rate adjusting device, three-dimensional shaping device, and injection molding device24 Dec 2020US 2020/0398469 A1Seiko Epson Corporation
- Hot runner system22 Oct 2020US 2020/0331182 A1Mold-Masters (2007) Limited
Most cited
By later US patents
- Multi-level stacked mold system22US 5,229,145 A1993
- Pin-less drool prevention system22US 5,458,843 ATradesco Mold Limited · 1995
- Method for the prevention of drooling from a plastic injection molding mold and injection nozzles18US 4,299,791 A1981
- Drool control apparatus and method16US 6,348,171 B1Mold-Masters Limited · 2002
- Method of injection molding of plastic parts utilizing an accumlator chamber and valve chamber between the plasticizer and mold15US 4,784,819 AFedders Machine and Tool Co., Inc. · 1988