B29C 45/1645
Injecting skin and core materials from the same injection cylinder
Official title: {Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding}
B29C45/1645 (Injecting skin and core materials from the same injection cylinder) appears on 23 US grants and 26 published applications in this corpus.
Search patents in B29C- Granted patents
- 23
- Published applications
- 26
- Assignees
- 28
- Inventors
- 68
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 3 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 4 |
| 2019 | 1 | 0 |
| 2020 | 1 | 3 |
| 2021 | 4 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Injection unit for a moulding machine and method for injecting a plasticized mass31 Dec 2024US 12,179,398 B2Engel Austria GmbH
- Method for producing a toothbrush, and toothbrush3 Aug 2021US 11,077,592 B2Trisa Holding AG
- Interior parts for vehicles and method of molding the same18 May 2021US 11,007,694 B2Hyundai Motor Company
- Headlight lens assembly4 May 2021US 10,995,924 B2Nissan North America, Inc.
- In-mould labelling process2 Feb 2021US 10,906,218 B2Alpla Werke Alwin Lehner GmbH & Co. KG
- Multi-component injection moulding machine6 Oct 2022US 2022/0314507 A1Ferromatik Milacron GmbH
- Injection unit for a moulding machine and method for injecting a plasticized mass30 Dec 2021US 2021/0402658 A1Engel Austria GmbH
- Method for manufacturing a seat shell for a seat20 Aug 2020US 2020/0260874 A1Interstuhl Bueromoebel GmbH & Co. KG
- Resin composition for making inside door handle with skin-core structure, method for manufacturing inside door handle using the same, and article thereof13 Aug 2020US 2020/0254666 A1Hyundai Motor Company
- Headlight lens assembly30 Jan 2020US 2020/0032974 A1Nissan North America, Inc.
Most cited
By later US patents
- Multi-layered molded articles69US 4,174,413 AAsahi-Dow Limited · 1979
- Injection molding apparatus for forming a composite, foam-skin, article40US 3,966,372 AAsahi-Dow Limited · 1976
- Apparatus for the sandwich method of injection molding36US 5,443,378 AFerromatik Milacron Maschinenbau GmbH · 1995
- Injection molding process21US 4,029,841 AGeneral Electric Company · 1977
- Process for injection moulding multilayered articles14US 4,978,493 AStamicarbon B. V. · 1990