B29C 49/04106
Means for moving the extruder head up and down
Official title: {Means for moving the extruder head up and down, e.g. to continue extruding the next parison while blow-moulding the previous parison in the blow-mould}
B29C49/04106 (Means for moving the extruder head up and down) appears on 16 US grants and 12 published applications in this corpus.
Search patents in B29C- Granted patents
- 16
- Published applications
- 12
- Assignees
- 11
- Inventors
- 20
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 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 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas shield generator for a blow/fill/seal machine22 Sep 2026US 12,741,410 B2Weiler Engineering, Inc.
- Reciprocating injection unit7 Apr 2026US 12,594,711 B2Uniloy, Inc.
- Device and method for manufacturing plastic containers30 Dec 2025US 12,508,763 B2Kocher-Plastik Maschinenbau GmbH
- Gas shield for a blow/fill/seal machine7 Jan 2025US 12,186,964 B2Weiler Engineering, Inc.
- Blow molding10 Jan 2023US 11,548,200 B2Apex Container Tech Inc.
- Gas shield generator for a blow/fill/seal machine14 Nov 2024US 2024/0375339 A1Weiler Engineering, Inc.
- Gas shield for a blow/fill/seal machine14 Nov 2024US 2024/0375340 A1Weiler Engineering, Inc.
- Device and method for manufacturing plastic containers20 Jul 2023US 2023/0226743 A1Kocher-Plastik Maschinenbau GmbH
- Reciprocating injection unit23 Mar 2023US 2023/0090657 A1Uniloy, Inc.
- Blow Molding20 Oct 2022US 2022/0332032 A1Apex Container Tech Inc.
Most cited
By later US patents
- Rotary blow molding machine having mold station blowing/neck finishing mechanisms19US 4,919,607 AR & B Machine Tool Company · 1990
- Mold station for a blow molding machine15US 4,998,873 AR & B Machine Tool Company · 1991
- Rotary blow molding machine15US 5,840,349 AGraham Engineering Corporation · 1998
- Method improvements for controlling parison length13US 3,943,214 AMonsanto Company · 1976
- Rotary blow molding machine with rotary take-out mechanism having expandible take-out pin13US 4,902,217 AR & B Machine Tool Company · 1990