B29C 45/57
Exerting after-pressure on the moulding material
Official title: Exerting after-pressure on the moulding material {(B29C45/174 takes precedence)}
B29C45/57 (Exerting after-pressure on the moulding material) appears on 103 US grants and 66 published applications in this corpus.
Search patents in B29C- Granted patents
- 103
- Published applications
- 66
- Assignees
- 76
- Inventors
- 192
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 9 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 3 |
| 2004 | 1 | 5 |
| 2005 | 0 | 2 |
| 2006 | 3 | 3 |
| 2007 | 3 | 5 |
| 2008 | 2 | 2 |
| 2009 | 0 | 3 |
| 2010 | 5 | 1 |
| 2011 | 2 | 5 |
| 2012 | 2 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 1 | 1 |
| 2016 | 3 | 3 |
| 2017 | 1 | 3 |
| 2018 | 2 | 6 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 5 | 2 |
| 2022 | 3 | 3 |
| 2023 | 1 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Injection molding machine24 Mar 2026US 12,583,156 B2Nissei Plastic Industrial Co., Ltd.
- Multi-mold block drive device and injection molding machine having the multi-mold block drive device25 Mar 2025US 12,257,752 B2
- Ultrasonic injection moulding19 Mar 2024US 11,931,938 B2Matrix Moulding Systems Limited
- Mold, method of manufacturing article, and valve28 Mar 2023US 11,613,056 B2Canon Kabushiki Kaisha
- Injection molding machine13 Dec 2022US 11,524,433 B2Fanuc Corporation
- Distributed compression tooling for a computer peripheral device5 Mar 2026US 2026/0061682 A1Logitech Europe S. A.
- Thermally Conductive Microplates24 Jul 2025US 2025/0235869 A1
- Injection molding apparatus and injection molding method1 Feb 2024US 2024/0033980 A1Smart Mold S.R.L.
- Multi-mold block drive device and injection molding machine having the multi-mold block drive device21 Dec 2023US 2023/0405894 A1
- Injection molding machine16 Nov 2023US 2023/0364841 A1Nissei Plastic Industrial Co., Ltd.
Most cited
By later US patents
- Injection/compression molding method, a die for injection/compression molding and an injection/compression molding machine68US 5,340,528 ASony Corporation · 1994
- Rotary injection turret for the making of preforms54US 4,449,913 AThe Continental Group, Inc. · 1984
- Rotary injection turret and method of utilizing the same in the making of preforms46US 4,786,455 AThe Continental Group, Inc. · 1988
- Injection mold and partial compression molding method45US 7,722,792 B2Canon Kabushiki Kaisha · 2010
- Thermoplastic elastomer composite, electronic cigarette component and method for producing the same39US 9,623,592 B2Huizhou Kimree Technology Co., Ltd. Shenzhen Branch · 2017