B29C 49/6845
Using ventilation
Official title: {using ventilation, e.g. a fan}
B29C49/6845 (Using ventilation) appears on 39 US grants and 45 published applications in this corpus.
Search patents in B29C- Granted patents
- 39
- Published applications
- 45
- Assignees
- 16
- Inventors
- 92
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 5 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 1 |
| 2015 | 2 | 3 |
| 2016 | 4 | 8 |
| 2017 | 3 | 2 |
| 2018 | 3 | 0 |
| 2019 | 4 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 4 |
| 2023 | 3 | 3 |
| 2024 | 3 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for automatically positioning ramps in a preform heating station21 Apr 2026US 12,605,879 B2Sidel Participations
- Method for thermally conditioning preforms25 Nov 2025US 12,479,151 B2Sidel Participations
- Heat treatment device for pet bottle preform with integral handle18 Nov 2025US 12,472,676 B2Guangzhou Tech-Long Packaging Machinery Co., Ltd
- Method for automatically verifying the presence of members for holding preforms in a heating station7 Oct 2025US 12,434,425 B2Sidel Participations
- Method for producing resin container and apparatus for producing resin container3 Sep 2024US 12,076,905 B2Nissei Asb Machine Co., Ltd.
- Heating system for heating plastic material preforms5 Mar 2026US 2026/0061690 A1S.I.P.A. Societa' Industrializzazione Progettazione E Automazione S.P.A.
- Method for thermally conditioning preforms21 Mar 2024US 2024/0092010 A1Sidel Participations
- Method for automatically positioning ramps in a preform heating station11 Jan 2024US 2024/0009915 A1Sidel Participations
- Method for automatically verifying the presence of members for holding preforms in a heating station11 Jan 2024US 2024/0009916 A1Sidel Participations
- Heat treatment device for pet bottle preform with integral handle24 Aug 2023US 2023/0264409 A1Guangzhou Tech-Long Packaging Machinery Co., Ltd
Most cited
By later US patents
- Furnace and equipment for producing sterile vessels from decontaminated preforms of a thermoplastic material18US 8,083,512 B2Sidel Participations · 2011
- Stretch blow-moulding thermoplastics articles13US 5,000,905 ACMB Packaging (UK) Limited · 1991
- Heating device for machines for the transformation of plastic materials12US 5,980,229 ATetra Laval Holdings & Finance S. A. · 1999
- Oven for the thermal conditioning of preforms, comprising a ventilation plenum9US 8,257,073 B2Sidel Participations · 2012
- Furnace for heating a preform, provided with two cooling fans8US 7,553,156 B2Sidel Participations · 2009