B29C 2045/2813
Common drive means for several needle valves
Official title: {Common drive means for several needle valves}
B29C2045/2813 (Common drive means for several needle valves) appears on 71 US grants and 64 published applications in this corpus.
Search patents in B29C- Granted patents
- 71
- Published applications
- 64
- Assignees
- 27
- Inventors
- 86
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 5 |
| 2005 | 0 | 1 |
| 2006 | 2 | 4 |
| 2007 | 2 | 1 |
| 2008 | 3 | 2 |
| 2009 | 2 | 9 |
| 2010 | 5 | 6 |
| 2011 | 5 | 1 |
| 2012 | 5 | 5 |
| 2013 | 5 | 7 |
| 2014 | 3 | 1 |
| 2015 | 2 | 5 |
| 2016 | 4 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 4 |
| 2019 | 0 | 0 |
| 2020 | 3 | 2 |
| 2021 | 1 | 3 |
| 2022 | 2 | 2 |
| 2023 | 4 | 2 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Guillotine obturation valve for injection molding4 Aug 2026US 12,697,759 B2INGLASS S.p.A.
- Injection mold with a valve pin and actuator assembly11 Mar 2025US 12,246,478 B2Otto MäNner GmbH
- Method and system for operating a fluid actuator11 Feb 2025US 12,220,849 B2INGLASS S.p.A.
- Injection molding device10 Oct 2023US 11,780,132 B2Otto MäNner GmbH
- Valve pin plate injection molding apparatus26 Sep 2023US 11,766,817 B2Mold-Masters (2007) Limited
- Guillotine obturation valve for injection molding11 Jun 2026US 2026/0158717 A1INGLASS S.p.A.
- Guillotine obturation valve for injection molding14 Aug 2025US 2025/0256441 A1INGLASS S.p.A.
- Injection mold with a valve pin and actuator assembly28 Mar 2024US 2024/0100753 A1Otto MäNner GmbH
- Method and system for operating a fluid actuator21 Dec 2023US 2023/0405893 A1INGLASS S.p.A.
- Injection molding device23 Nov 2023US 2023/0373139 A1Otto MäNner GmbH
Most cited
By later US patents
- Multicavity injection molding apparatus having precision adjustment and shut off of injection flow to individual mold cavities67US 5,078,589 A1992
- Apparatus for simultaneously driving valve means through co-injection nozzles of a multi-cavity injection molding machine55US 4,497,621 AAmerican Can Company · 1985
- Injection molding mechanical double acting valve pin actuator46US 4,330,258 A1982
- Injection molding valve pin actuator mechanism45US 4,212,627 A1980
- Injection mechanism for molding plastics42US 4,378,963 A1983