B29C 2045/2872
With at least three positions
Official title: {with at least three positions, e.g. two different open positions to control the melt flow}
B29C2045/2872 (With at least three positions) appears on 91 US grants and 95 published applications in this corpus.
Search patents in B29C- Granted patents
- 91
- Published applications
- 95
- Assignees
- 23
- Inventors
- 73
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 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 | 3 | 0 |
| 2002 | 1 | 4 |
| 2003 | 5 | 5 |
| 2004 | 5 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 2 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 6 |
| 2015 | 3 | 7 |
| 2016 | 3 | 11 |
| 2017 | 9 | 11 |
| 2018 | 13 | 13 |
| 2019 | 6 | 9 |
| 2020 | 7 | 5 |
| 2021 | 10 | 5 |
| 2022 | 6 | 4 |
| 2023 | 3 | 1 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for coinjection of a multilayer molded article with a segmented internal layer23 Sep 2025US 12,420,466 B2Husky Injection Molding Systems Ltd.
- Method for controlling the filling of at least one cavity18 Mar 2025US 12,251,865 B2Priamus System Technologies AG
- Method and apparatus for producing hollow articles made of injection moulded plastic material26 Mar 2024US 11,938,664 B2INGLASS S.p.A.
- Large part injection mold apparatus and process9 Jan 2024US 11,865,755 B2Synventive Molding Solutions, Inc.
- Process and apparatus for injection molding of plastic materials24 Oct 2023US 11,794,392 B2INGLASS S.p.A.
- Large Part Injection Mold Apparatus and Process2 Feb 2023US 2023/0034476 A1Synventive Molding Solutions, Inc.
- Method and apparatus for producing hollow articles made of injection moulded plastic material22 Dec 2022US 2022/0402181 A1INGLASS S.p.A.
- Apparatus and method for coinjection of a multilayer molded article with a segmented internal layer15 Sep 2022US 2022/0288825 A1Husky Injection Molding Systems Ltd.
- Process and apparatus for injection molding of plastic materials24 Mar 2022US 2022/0088843 A1INGLASS S.p.A.
- System for micro-molding articles17 Mar 2022US 2022/0080640 A1Westfall Acquisition III, Inc.
Most cited
By later US patents
- Manifold system having flow control87US 6,464,909 B1Synventive Molding Solutions, Inc. · 2002
- Apparatus and method for purging injection molding system43US 6,514,440 B1Synventive Molding Solutions, Inc. · 2003
- Apparatus and method for proportionally controlling fluid delivery to readily replaceable mold inserts38US 6,638,049 B1Synventive Molding Solutions, Inc. · 2003
- Apparatus for utilizing an actuator for flow control valve gates35US 6,824,379 B2Synventive Molding Solutions, Inc. · 2004
- Valve gate assembly34US 7,121,820 B2Plastic Engineering & Technical Services, Inc. · 2006