B29C 2045/2827
Needle valves driven by an annular piston mounted around the nozzle
Official title: {Needle valves driven by an annular piston mounted around the nozzle}
B29C2045/2827 (Needle valves driven by an annular piston mounted around the nozzle) appears on 12 US grants and 7 published applications in this corpus.
Search patents in B29C- Granted patents
- 12
- Published applications
- 7
- Assignees
- 8
- Inventors
- 20
- Latest grant
- 25 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hot runner system25 Jul 2023US 11,707,872 B2Mold-Masters (2007) Limited
- Injection-molding systems having hot-runner manifolds containing non-melt internal channels for providing operability enhancements8 Sep 2020US 10,766,176 B2Husky Injection Molding Systems Ltd.
- Injection molding flow control apparatus and method20 Jun 2017US 9,682,507 B2Synventive Molding Solutions, Inc.
- Valve gate system28 May 2013US 8,449,799 B2
- Valve gate system14 Feb 2012US 8,113,818 B2
- Hot runner system8 Sep 2022US 2022/0281147 A1Mold-Masters (2007) Limited
- Injection-Molding Systems having Hot-Runner Manifolds Containing Non-Melt Internal Channels for Providing Operability Enhancements2 Jun 2016US 2016/0151948 A1Husky Injection Molding Systems Ltd.
- Injection molding flow control apparatus and method11 Jun 2015US 2015/0158227 A1Synventive Molding Solutions, Inc.
- Valve gate system26 Sep 2013US 2013/0251843 A1
- Valve gate system17 May 2012US 2012/0119400 A1
Most cited
By later US patents
- Shut-off nozzle33US 4,082,226 AEastside Machine & Welding, Inc. · 1978
- Hot runner valve gated system28US 5,533,882 AHusky Injection Molding Systems Ltd. · 1996
- Injection molding valve pin direct pneumatic actuator20US 4,380,426 A1983
- Miniaturized for gas-assisted injection molding20US 5,080,570 ANitrojection Corporation · 1992
- Valve device for an injection nozzle used in injection molding machine11US 6,086,356 AYudo Co., Ltd. · 2000