B29C 45/32
Having several axially spaced mould cavities , i.e. for making several separated
Official title: having several axially spaced mould cavities {, i.e. for making several separated articles}
B29C45/32 (Having several axially spaced mould cavities , i.e. for making several separated) appears on 261 US grants and 185 published applications in this corpus.
Search patents in B29C- Granted patents
- 261
- Published applications
- 185
- Assignees
- 129
- Inventors
- 370
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 9 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 18 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 2 |
| 2002 | 5 | 4 |
| 2003 | 4 | 6 |
| 2004 | 8 | 15 |
| 2005 | 6 | 8 |
| 2006 | 11 | 18 |
| 2007 | 13 | 15 |
| 2008 | 12 | 10 |
| 2009 | 7 | 12 |
| 2010 | 14 | 5 |
| 2011 | 2 | 2 |
| 2012 | 3 | 4 |
| 2013 | 5 | 5 |
| 2014 | 1 | 5 |
| 2015 | 2 | 4 |
| 2016 | 8 | 17 |
| 2017 | 5 | 4 |
| 2018 | 5 | 7 |
| 2019 | 6 | 7 |
| 2020 | 8 | 2 |
| 2021 | 5 | 3 |
| 2022 | 4 | 9 |
| 2023 | 3 | 7 |
| 2024 | 10 | 4 |
| 2025 | 6 | 8 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29C 45/322Runner systems for distributing the moulding material to the stacked mould cavities99
- B29C 2045/326Supporting means for the central mould plateIndexing code28
- B29C 2045/324Linked ejection meansIndexing code7
- B29C 2045/328Having a movable mould plate between two fixed mould platesIndexing code4
Recent patents
- Synthetic rubber composition for solid molds5 Aug 2025US 12,378,399 B1
- Method and tool system for manufacturing a multi-component plastic molded part22 Jul 2025US 12,365,122 B2Hella GmbH & Co. KGaA
- Stack mold carrier17 Jun 2025US 12,330,359 B2Top Grade Molds Ltd.
- Production line for the production of ophthalmic lenses17 Jun 2025US 12,330,384 B2Alcon Inc.
- Mold for injection molding13 May 2025US 12,296,518 B2Foboha (Germany) GmbH
- Mold comprising deformable cores21 May 2026US 2026/0138316 A1Samsung Electronics Co., Ltd.
- Method and apparatus relating to injection molding contact lens mold halves8 Jan 2026US 2026/0008244 A1CooperVision International Limited
- Injection molding mold13 Nov 2025US 2025/0345976 A1Kabushikigaisha Katazen
- Production line for the production of ophthalmic lenses2 Oct 2025US 2025/0303653 A1Alcon Inc.
- Stack mold carrier4 Sep 2025US 2025/0276478 A1Top Grade Molds Ltd.
Most cited
By later US patents
- Unloading and assembly system and process for injection molding apparatus58US 5,037,597 AHusky Injection Molding Systems Ltd. · 1991
- Hot runner manifold plug for rheological balance in hot runner injection molding51US 7,320,589 B2Mold-Masters (2007) Limited · 2008
- Injection molding machine with displaceable molds, a holding device and a die holder for such an injection molding machine48US 6,558,149 B1Foboha GmbH · 2003
- Turret-type injection-molding machine47US 4,330,257 AHusky Injection Molding Systems Ltd. · 1982
- Sequentially injected multi-component shuttle-stack-molding46US 5,030,406 A1991