B29C 45/4435
Using inclined, tiltable or flexible undercut forming elements driven by the ejector
Official title: {using inclined, tiltable or flexible undercut forming elements driven by the ejector means}
B29C45/4435 (Using inclined, tiltable or flexible undercut forming elements driven by the ejector) appears on 67 US grants and 63 published applications in this corpus.
Search patents in B29C- Granted patents
- 67
- Published applications
- 63
- Assignees
- 52
- Inventors
- 110
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 3 | 2 |
| 2011 | 2 | 6 |
| 2012 | 3 | 2 |
| 2013 | 2 | 0 |
| 2014 | 1 | 5 |
| 2015 | 4 | 4 |
| 2016 | 2 | 0 |
| 2017 | 0 | 5 |
| 2018 | 2 | 4 |
| 2019 | 1 | 2 |
| 2020 | 2 | 5 |
| 2021 | 4 | 3 |
| 2022 | 10 | 6 |
| 2023 | 0 | 4 |
| 2024 | 3 | 2 |
| 2025 | 4 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mold21 Oct 2025US 12,447,659 B2Samsung Electronics Co., Ltd.
- Plastic injection tool for producing a closure cap, and method for producing a closure cap7 Oct 2025US 12,434,416 B2z-werkzeugbau-gmbh
- Device for ejecting a mould, comprising a chain with sliding links and an adjustment shim29 Jul 2025US 12,370,727 B2Faurecia Interieur Industrie
- Apparatus for producing resin molded article, method for producing resin molded article, and resin molded article6 May 2025US 12,290,970 B2Nissei Asb Machine Co., Ltd.
- Injection moulding method and system for forming an oven liner as well as oven liner11 Jun 2024US 12,005,620 B2
- Mold part used for injection molding of thermoplastic resin and injection molding method of thermoplastic resin16 Jul 2026US 2026/0200141 A1Chemours-Mitsui Fluoroproducts Co., Ltd.
- Manufacturing method of two-color molding product and manufacturing apparatus11 Jun 2026US 2026/0158719 A1Canon Kabushiki Kaisha
- Injection molded product ejection apparatus14 May 2026US 2026/0131511 A1Hyundai Motor Company
- Mechanical ejector3 Jul 2025US 2025/0214290 A1Merkle Portugal, Unipessoal, LDA
- Sliding mechanism, undercut processing mechanism, and molding die22 Aug 2024US 2024/0278468 A1Technocrats Corporation
Most cited
By later US patents
- Plastic lid for containers44US 3,999,677 AVan Dorn Company · 1976
- Injection mold41US 4,854,849 AMazda Motor Corporation · 1989
- Articulated core blade assembly for use in an injection molding machine30US 5,281,127 A1994
- Universal internal core lifter apparatus28US 5,137,442 AD & L Incorporated · 1992
- Modular molding system, and modules for use therewith28US 6,537,053 B1The Plastic Moldings Corporation · 2003