- 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 57/04 - Belling or enlarging, e.g. combined with forming a groove using mechanical means
Patent holdings for IPC class B29C 57/04
Total number of patents in this class: 141
10-year publication summary
|
11
|
11
|
8
|
12
|
5
|
11
|
18
|
19
|
10
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 3572 |
15 |
| SICA S.p.A. | 72 |
13 |
| Uponor Innovation AB | 301 |
13 |
| Diversitech Corporation | 200 |
6 |
| Rohm and Haas Company | 2805 |
3 |
| Dow Global Technologies LLC | 10147 |
3 |
| W. L. Gore & Associates, Inc. | 2600 |
3 |
| Magma Global Limited | 51 |
3 |
| North American Pipe Corporation | 48 |
3 |
| Rothenberger AG | 116 |
3 |
| Sumitomo Riko Company Limited | 962 |
3 |
| Brochman Innovations, LLC | 12 |
3 |
| Bio Optimal Limited | 6 |
3 |
| Makita Corporation | 2339 |
2 |
| Addisonmckee Inc. | 7 |
2 |
| Cantex, Inc. | 19 |
2 |
| DENTSPLY IH AB | 204 |
2 |
| Rehau AG + Co | 419 |
2 |
| Senior IP GmbH | 56 |
2 |
| Smiths Medical ASD, Inc. | 766 |
2 |
| Other owners | 53 |