- 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 48/09 - Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
Patent holdings for IPC class B29C 48/09
Total number of patents in this class: 687
10-year publication summary
|
39
|
75
|
68
|
117
|
96
|
69
|
79
|
60
|
67
|
50
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guill Tool & Engineering Co., Inc. | 49 |
24 |
| KraussMaffei Technologies GmbH | 338 |
15 |
| battenfeld-cincinnati Germany GmbH | 59 |
12 |
| New WinCup Holdings, Inc. | 63 |
10 |
| Advanced Drainage Systems, Inc. | 407 |
9 |
| Arkema France | 4250 |
9 |
| Sikora AG | 56 |
8 |
| Zeus Co., LLC | 109 |
8 |
| Kaneka Corporation | 4745 |
7 |
| Fisher & Paykel Healthcare Limited | 2649 |
7 |
| Eaton Intelligent Power Limited | 6269 |
7 |
| 3m Innovative Properties Company | 17459 |
6 |
| Daikin Industries, Ltd. | 10513 |
6 |
| Engineered Profiles LLC, DBA Crane Plastics | 19 |
6 |
| Saint-Gobain Performance Plastics Corporation | 1051 |
6 |
| Sekar Patent Holdings II, LLC | 15 |
6 |
| Fitt S.p.A. | 205 |
5 |
| Junkosha Inc. | 141 |
5 |
| Kyoraku Co., Ltd. | 519 |
5 |
| Linhai Weixing New Building Materials Co., Ltd | 31 |
5 |
| Other owners | 521 |