- 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 48/18 - Articles comprising two or more components, e.g. co-extruded layers the components being layers
Patent holdings for IPC class B29C 48/18
Total number of patents in this class: 282
10-year publication summary
|
5
|
10
|
18
|
26
|
43
|
54
|
56
|
37
|
27
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
15 |
| Thermwood Corporation | 166 |
14 |
| Washington University | 1473 |
7 |
| Nike, Inc. | 13075 |
6 |
| BBS Corporation | 17 |
6 |
| Guill Tool & Engineering Co., Inc. | 43 |
5 |
| Kuraray Co., Ltd. | 3392 |
5 |
| Toray Plastics (America), Inc. | 196 |
4 |
| Celgard, LLC | 273 |
4 |
| MuCell Extrusion, LLC | 35 |
4 |
| The AZEK Group LLC | 291 |
4 |
| Xerox Corporation | 7503 |
3 |
| Case Western Reserve University | 1727 |
3 |
| Kolon Industries, Inc. | 1506 |
3 |
| MGC Filsheet Co., Ltd. | 156 |
3 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
| Anhui Sentai WPC Group Share Co.,Ltd | 26 |
3 |
| ORTRUD S. Schirmer, Trustee under Declaration of Trust of Henry G. Schirmer, Dated The 11th Day of July 1996 | 8 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| The Boeing Company | 19843 |
2 |
| Other owners | 183 |