- All sections
- B - Performing operations; transporting
- B29C - Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-treatment of the shaped products, e.g. repairing
- B29C 55/28 - Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
Patent holdings for IPC class B29C 55/28
Total number of patents in this class: 275
10-year publication summary
|
26
|
22
|
25
|
22
|
19
|
21
|
20
|
15
|
25
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Windmöller & Hölscher KG | 390 |
24 |
| Windmoeller & Hoelscher KG | 171 |
15 |
| Addex, Inc. | 35 |
14 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 170 |
10 |
| ExxonMobil Chemical Patents Inc. | 4114 |
8 |
| Plastic Suppliers, Inc. | 24 |
8 |
| Dow Global Technologies LLC | 10156 |
7 |
| Idemitsu Unitech Co., Ltd. | 192 |
6 |
| Syncro S.r.l. | 25 |
6 |
| Guangdong Jinming Machinery Co., Ltd. | 11 |
5 |
| Asahi Kasei Chemicals Corporation | 713 |
4 |
| Borealis AG | 2715 |
4 |
| Hosokawa Alpine Aktiengesellschaft | 68 |
4 |
| Kdesign GmbH | 12 |
4 |
| Milliken & Company | 1219 |
4 |
| NOVA Chemicals (International) S.A. | 761 |
4 |
| THK Co., Ltd. | 1215 |
4 |
| The Supreme Industries Limited | 14 |
4 |
| BASF SE | 20432 |
3 |
| The Yokohama Rubber Co., Ltd. | 3961 |
3 |
| Other owners | 134 |