- 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 33/44 - Moulds or coresDetails thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
Patent holdings for IPC class B29C 33/44
Total number of patents in this class: 539
10-year publication summary
|
39
|
57
|
55
|
40
|
37
|
41
|
23
|
32
|
18
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Technocrats Corporation | 45 |
23 |
| The Boeing Company | 20081 |
11 |
| Yushin Precision Equipment Co., Ltd. | 48 |
9 |
| American Woodmark Management Company | 118 |
9 |
| NingBo Sunny Opotech Co.,Ltd. | 640 |
7 |
| Safran Aircraft Engines | 6437 |
7 |
| Towa Corporation | 321 |
7 |
| Align Technology, Inc. | 2205 |
6 |
| Bridgestone Corporation | 7211 |
5 |
| Pioneer Corporation | 4103 |
5 |
| Braun GmbH | 1365 |
5 |
| Nissei ASB Machine Co., Ltd. | 389 |
5 |
| Stratasys, Inc. | 842 |
5 |
| Stratasys Ltd. | 433 |
5 |
| Compagnie Generale des Etablissements Michelin | 4836 |
5 |
| 3m Innovative Properties Company | 17604 |
4 |
| Honda Motor Co., Ltd. | 25783 |
4 |
| Xerox Corporation | 6748 |
4 |
| Konica Minolta Opto, Inc. | 1018 |
4 |
| Compagnie générale des établissements Michelin SCA | 2610 |
4 |
| Other owners | 405 |