- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 55/28 - Shaping by stretching, e.g. drawing through a dieApparatus therefor of blown tubular films, e.g. by inflation
Patent holdings for IPC class B29C 55/28
Total number of patents in this class: 282
10-year publication summary
|
22
|
25
|
22
|
19
|
21
|
20
|
18
|
27
|
10
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Windmöller & Hölscher KG | 370 |
23 |
| Windmoeller & Hoelscher KG | 179 |
16 |
| Addex, Inc. | 38 |
15 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 187 |
11 |
| ExxonMobil Chemical Patents Inc. | 3759 |
8 |
| Dow Global Technologies LLC | 11051 |
7 |
| Kdesign GmbH | 20 |
7 |
| Plastic Suppliers, Inc. | 18 |
6 |
| Idemitsu Unitech Co., Ltd. | 192 |
5 |
| Borealis AG | 2737 |
5 |
| Syncro S.r.l. | 26 |
5 |
| Guangdong Jinming Machinery Co., Ltd. | 11 |
5 |
| Danimer Ipco, LLC | 106 |
5 |
| Hosokawa Alpine Aktiengesellschaft | 63 |
4 |
| Milliken & Company | 1143 |
4 |
| NOVA Chemicals (International) S.A. | 805 |
4 |
| Reifenhaeuser GmbH & Co. KG Maschinenfabrik | 34 |
4 |
| Sumitomo Heavy Industries Modern, Ltd. | 18 |
4 |
| THK Co., Ltd. | 1185 |
4 |
| The Supreme Industries Limited | 12 |
4 |
| Other owners | 136 |