B29C 2049/622
For venting air between preform and cavity
Official title: {for venting air between preform and cavity, e.g. using venting holes, gaps or patterned moulds}
B29C2049/622 (For venting air between preform and cavity) appears on 40 US grants and 46 published applications in this corpus.
Search patents in B29C- Granted patents
- 40
- Published applications
- 46
- Assignees
- 28
- Inventors
- 106
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 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 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 1 | 1 |
| 2014 | 2 | 3 |
| 2015 | 3 | 7 |
| 2016 | 1 | 6 |
| 2017 | 3 | 2 |
| 2018 | 6 | 3 |
| 2019 | 3 | 2 |
| 2020 | 5 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 0 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Systems and methods for rotary Blow-Fill-Seal (BFS) machine staged vacuum18 Feb 2025US 12,226,944 B2Koska Family Limited
- Polymeric material for container19 Nov 2024US 12,145,303 B2Berry Plastics Corporation
- System for simultaneously forming and filling a polymeric container27 Aug 2024US 12,070,889 B2LiquiForm Group LLC
- Method and system for blowing a parison4 Jun 2024US 11,999,092 B2Siapi S.R.L.
- Blow mould for forming plastic preforms into plastic containers with air discharge as well as base part for a blow mould5 Dec 2023US 11,833,732 B2Krones AG
- Blow molding mechanism, intermediate mold, and mold unit26 Jun 2025US 2025/0205959 A1Sumitomo Heavy Industries, Ltd.
- Plastic container with flattened supporting feet and blow molding device7 Nov 2024US 2024/0367845 A1Krones AG
- Blow mold for plastic bottle15 Aug 2024US 2024/0269913 A1Technical Response, Inc.
- Aseptic blow mold with rear exhaust gas channels, and method for forming containers under aseptic conditions29 Feb 2024US 2024/0066785 A1Krones AG
- Systems and methods for rotary blow-fill-seal (bfs) machine staged vacuum11 Jan 2024US 2024/0009911 A1Koska Family Limited
Most cited
By later US patents
- Blow molded one-piece bottle109US 4,865,206 AHoover Universal, Inc. · 1989
- Mold assembly with modular mold shells17US 6,948,924 B2Wentworth Mold Inc. · 2005
- Apparatus for preparing a hollow plastic article11US 5,238,389 AHusky Injection Molding Systems Ltd. · 1993
- Polymeric material for container10US 9,937,652 B2Berry Plastics Corporation · 2018
- Methods and apparatus for blow molding using micrograined patterns9US 6,660,216 B1Conix Corporation · 2003