B29C 2949/071
The preform being a tube, i.e. with both ends open
Official title: the preform being a tube, i.e. with both ends open
B29C2949/071 (The preform being a tube, i.e. with both ends open) appears on 22 US grants and 33 published applications in this corpus.
Search patents in B29C- Granted patents
- 22
- Published applications
- 33
- Assignees
- 22
- Inventors
- 55
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 4 |
| 2023 | 4 | 8 |
| 2024 | 6 | 7 |
| 2025 | 4 | 6 |
| 2026 | 4 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Valve device and blow molding system14 Apr 2026US 12,600,075 B2Technical Response, Inc.
- Process to heat preformed plastic pipes10 Mar 2026US 12,570,025 B2Optiflux Tech Innovations Private Limited
- Medical fluid container3 Mar 2026US 12,564,542 B2B. Braun Melsungen AG
- Flexible container made of a plastic material, method for manufacturing such a container and corresponding mould6 Jan 2026US 12,515,842 B2Ublo Inc.
- Aseptic filling method and aseptic filling machine21 Oct 2025US 12,448,267 B2Dai Nippon Printing Co.Ltd.
- Container manufacturing method, double container manufacturing method, double container, and method for discharging contents from double container19 Mar 2026US 2026/0077551 A1Kyoraku Co., Ltd.
- Manufacturing of blow-molded structures for temperature control media26 Feb 2026US 2026/0054444 A1
- Pressure vessel and method for manufacturing pressure vessel8 Jan 2026US 2026/0009502 A1Yachiyo Industry Co., Ltd.
- Device for making a bypass channel in syringe preforms and method for making a bypass channel in syringe preforms25 Dec 2025US 2025/0387967 A1Stevanato Group S.P.A.
- Temperature-controllable battery housing and method for manufacturing the same14 Aug 2025US 2025/0260089 A1Ti Automotive Technology Center GmbH
Most cited
By later US patents
- Method of handling a plastic container having a moveable base3US 11,731,823 B2CO2PAC Limited · 2023
- Method of handling a plastic container having a moveable base2US 11,993,443 B2CO2PAC Limited · 2024
- Multi-layer barrier for a container1US 11,390,416 B2Amcor Rigid Packaging USA, LLC · 2022
- Parison former1US 11,872,744 B2Blockwise Engineering LLC · 2024
- Aseptic filling method and aseptic filling machine1US 12,145,829 B2Dai Nippon Printing Co.Ltd. · 2024