B29C 2045/161
Using a hollow needle valve through which one material is injected
Official title: {using a hollow needle valve through which one material is injected}
B29C2045/161 (Using a hollow needle valve through which one material is injected) appears on 37 US grants and 7 published applications in this corpus.
Search patents in B29C- Granted patents
- 37
- Published applications
- 7
- Assignees
- 13
- Inventors
- 41
- Latest grant
- 8 Oct 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
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| 1985 | 5 | 0 |
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| 1987 | 1 | 0 |
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| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
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| 1994 | 2 | 0 |
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| 1996 | 1 | 0 |
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| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Resin molding method8 Oct 2019US 10,434,694 B2Canon Kabushiki Kaisha
- Method for manufacturing cup-shaped container14 Aug 2018US 10,046,493 B2Nissei Plastic Industrial Co., Ltd.
- Injection-molding station for the manufacture of multilayer preforms4 Apr 2017US 9,610,720 B2HPT Hochwertige Pharmatechnik GMBH & Co. KG
- Injection molding apparatus having movable yoke plate11 May 2010US 7,713,046 B2Mold-Masters (2007) Limited
- Coinjection molding apparatus and related hot-runner nozzle5 May 2009US 7,527,490 B2Mold-Masters (2007) Limited
- Article manufacturing method and manufacturing apparatus12 Jun 2025US 2025/0187238 A1
- Resin molding method4 Jan 2018US 2018/0001527 A1Canon Kabushiki Kaisha
- Method for manufacturing cup-shaped container24 Nov 2016US 2016/0339617 A1Nissei Plastic Industrial Co., Ltd.
- Injection-molding station for the manufacture of multilayer preforms1 Oct 2015US 2015/0273746 A1HPT Hochwertige Pharmatechnik GMBH & Co. KG
- Injection Molding Apparatus Having Movable Yoke Plate16 Jul 2009US 2009/0181120 A1Mold-Masters (2007) Limited
Most cited
By later US patents
- Apparatus for simultaneously driving valve means through co-injection nozzles of a multi-cavity injection molding machine55US 4,497,621 AAmerican Can Company · 1985
- Methods for injection molding and blow-molding multi-layer plastic articles55US 5,523,045 AAmerican National Can Company · 1996
- Plastic containers with folded-over internal layers and methods for making same52US 4,554,190 AAmerican Can Company · 1985
- Apparatus for injection molding and injection blow molding multi-layer articles52US 4,946,365 AAmerican National Can Company · 1990
- Apparatus for injection molding and injection blow molding multi-layer articles49US 5,037,285 AAmerican National Can Company · 1991