B29C 49/42067
Extruded preforms
Official title: {Extruded preforms, e.g. providing means for avoiding deformation of the soft preform}
B29C49/42067 (Extruded preforms) appears on 25 US grants and 13 published applications in this corpus.
Search patents in B29C- Granted patents
- 25
- Published applications
- 13
- Assignees
- 20
- Inventors
- 62
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing a container product and device for implementing the method31 Mar 2026US 12,589,543 B2Kocher-Plastik Maschinenbau GmbH
- Apparatus and process for producing moulded, filled and sealed receptacle products made of plastics material17 Mar 2026US 12,576,576 B2Kocher-Plastik Maschinenbau GmbH
- Medical fluid container3 Mar 2026US 12,564,542 B2B. Braun Melsungen AG
- Production device for fuel tank29 Aug 2023US 11,738,498 B2Yachiyo Industry Co., Ltd.
- Parison supply device and supply method, and blow molding machine and blow molding method using same28 Apr 2020US 10,632,666 B2Toyo Seikan Co., Ltd.
- Apparatus and method for the continuous cycle production of containers from plastic material13 Feb 2025US 2025/0050569 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Medical fluid container5 Dec 2024US 2024/0398664 A1B. Braun Melsungen AG
- Apparatus and Process for Producing Moulded, Filled and Sealed Receptacle Products Made of Plastics Material22 Aug 2024US 2024/0278479 A1Kocher-Plastik Maschinenbau GmbH
- Method for producing a container product and device for implementing the method11 May 2023US 2023/0145486 A1Kocher-Plastik Maschinenbau GmbH
- Production device for fuel tank15 Sep 2022US 2022/0288837 A1Yachiyo Industry Co., Ltd.
Most cited
By later US patents
- Coupling assembly31US 4,572,355 ASewell Plastics, Inc. · 1986
- Parison transfer means27US 3,981,673 ABeloit Corporation · 1976
- Liner feeder apparatus17US 3,999,915 ANational Can Corporation · 1976
- Blow molding method for manufacturing a hollow synthetic resin product using a parison guide14US 5,264,178 ATigers Polymer Corporation · 1993
- Apparatus for delivering parisons of preselected length and diameter13US 4,233,019 AKureha Kagaku Kogyo Kabushiki Kaisha · 1980