- All sections
- B - Performing operationstransporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 25/18 - Layered products essentially comprising natural or synthetic rubber comprising butyl or halobutyl rubber
Patent holdings for IPC class B32B 25/18
Total number of patents in this class: 162
10-year publication summary
|
15
|
17
|
13
|
21
|
17
|
19
|
19
|
9
|
11
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Yokohama Rubber Co., Ltd. | 4098 |
16 |
| DENSO-Holding GmbH & Co. | 100 |
6 |
| Sika Technology AG | 2963 |
5 |
| ExxonMobil Chemical Patents Inc. | 3811 |
4 |
| Bridgestone Americas Tire Operations, LLC | 1114 |
4 |
| Saint-Gobain Performance Plastics Corporation | 1049 |
4 |
| ContiTech Deutschland GmbH | 289 |
4 |
| Bayerische Motoren Werke Aktiengesellschaft | 15102 |
3 |
| Daikin Industries, Ltd. | 10401 |
3 |
| Altria Client Services LLC | 2375 |
3 |
| Avon Polymer Products Limited | 34 |
3 |
| British Polythene Limited | 98 |
3 |
| Firestone Industrial Products Company, LLC | 323 |
3 |
| Nichirin Co., Ltd. | 33 |
3 |
| Amrize Technology Switzerland LLC | 715 |
3 |
| LG Chem, Ltd. | 17883 |
2 |
| Hitachi Chemical Company, Ltd. | 2262 |
2 |
| Nitto Denko Corporation | 8486 |
2 |
| Compagnie générale des établissements Michelin SCA | 2674 |
2 |
| Automobili Lamborghini S.p.A. | 494 |
2 |
| Other owners | 85 |