B29C 45/174
Applying a pressurised fluid to the outer surface of the injected material
Official title: {Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks}
B29C45/174 (Applying a pressurised fluid to the outer surface of the injected material) appears on 62 US grants and 57 published applications in this corpus.
Search patents in B29C- Granted patents
- 62
- Published applications
- 57
- Assignees
- 52
- Inventors
- 156
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
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| 2001 | 3 | 4 |
| 2002 | 3 | 4 |
| 2003 | 2 | 2 |
| 2004 | 2 | 0 |
| 2005 | 4 | 3 |
| 2006 | 0 | 2 |
| 2007 | 2 | 4 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 0 |
| 2016 | 2 | 3 |
| 2017 | 2 | 5 |
| 2018 | 1 | 5 |
| 2019 | 3 | 4 |
| 2020 | 4 | 5 |
| 2021 | 1 | 3 |
| 2022 | 5 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position24 Sep 2024US 12,097,648 B2Imflux Inc.
- Single-phase solution molding27 Feb 2024US 11,911,936 B2NIKE, Inc.
- Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position8 Aug 2023US 11,718,003 B2Imflux Inc.
- Mold device, injection molding system and method for manufacturing molded article29 Nov 2022US 11,511,468 B2
- Method for producing a trim part of a motor vehicle1 Nov 2022US 11,485,060 B2Volkswagen Aktiengesellschaft
- Injection molding for producing a plastic molded part with insert14 Aug 2025US 2025/0256437 A1Summerer Technologies GmbH & Co. KG
- Casting mold for producing a casting having a front side and a rear side from a curable casting compound23 May 2024US 2024/0165695 A1Schock & Co. GmbH
- Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position26 Oct 2023US 2023/0339158 A1Imflux Inc.
- Method for manufacturing resin pipe18 Nov 2021US 2021/0354350 A1The Yokohama Rubber Co., Ltd.
- Injection molding die29 Jul 2021US 2021/0229332 A1Kumi Kasei Co., Ltd.
Most cited
By later US patents
- Method for fluid compression of injection molded plastic material40US 5,344,596 AICP Systems, Inc. · 1994
- Fluid compression of injection molded plastic materials31US 6,432,350 B1Incoe Corporation · 2002
- Method of molding preform in injection stretch blow molding20US 5,679,306 AA. K. Technical Laboratory, Inc. · 1997
- Method of sealing electronic component with molded resin17US 5,874,324 ATowa Corporation · 1999
- Gas assisted injection molding combining internal and external gas pressures16US 5,716,560 AICP Systems, Inc. · 1998