B29C 45/2704
Controlling the filling rates or the filling times of two or more
Official title: {Controlling the filling rates or the filling times of two or more mould cavities by controlling the cross section or the length of the runners or the gates}
B29C45/2704 (Controlling the filling rates or the filling times of two or more) appears on 33 US grants and 43 published applications in this corpus.
Search patents in B29C- Granted patents
- 33
- Published applications
- 43
- Assignees
- 25
- Inventors
- 68
- Latest grant
- 1 Jul 2025
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 |
| 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 3 |
| 2004 | 3 | 5 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 2 | 3 |
| 2011 | 3 | 1 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 8 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 3 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 4 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Molding device with self-blocking feed channel1 Jul 2025US 12,347,701 B2Robert Bosch GmbH
- Method and tool for injection moulding9 Jan 2024US 11,865,743 B2Flexiject AB
- Method and tool for injection moulding28 Mar 2023US 11,613,057 B2Flexiject AB
- Individual cavity flow control methods and systems for co-injection molding4 Dec 2018US 10,144,161 B2Milacron LLC
- Non-naturally balanced feed system for an injection molding apparatus10 Apr 2018US 9,937,646 B2Imflux Inc.
- Method and tool for injection moulding1 Jun 2023US 2023/0166437 A1Flexiject AB
- Molding device with self-blocking feed channel16 Feb 2023US 2023/0050046 A1Robert Bosch GmbH
- A mold tool for injection molding26 Jan 2023US 2023/0022984 A1Lego A/S
- A MOLD TOOL FOR INJECTION MOLDING (as amended hereby)5 Jan 2023US 2023/0001612 A1Lego A/S
- Method and tool for injection moulding14 Jan 2021US 2021/0008773 A1Flexiject AB
Most cited
By later US patents
- Mold die38US 4,126,292 AHitachi, Ltd. · 1978
- Apparatus for utilizing an actuator for flow control valve gates35US 6,824,379 B2Synventive Molding Solutions, Inc. · 2004
- Non-coaxial injection molding valve flow control24US 7,029,268 B2Synventive Molding Solutions, Inc. · 2006
- Controlled injection using manifold having multiple feed channels19US 6,767,486 B2Synventive Molding Solutions, Inc. · 2004
- Method and apparatus for plastic injection molding flow control17US 5,849,236 ASiegel-Robert, Inc. · 1998