- All sections
- B - Performing operationstransporting
- B29K - Indexing scheme associated with subclasses , or , relating to moulding materials or to materials for reinforcements, fillers or preformed parts, e.g. inserts
- B29K 7/00 - Use of natural rubber as moulding material
Patent holdings for IPC class B29K 7/00
Total number of patents in this class: 96
10-year publication summary
|
13
|
12
|
13
|
12
|
17
|
7
|
6
|
1
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7225 |
7 |
| Compagnie générale des établissements Michelin SCA | 2576 |
5 |
| Zeon Corporation | 4082 |
5 |
| Vacuworx Global, LLC | 36 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4666 |
3 |
| Carbon, Inc. | 400 |
3 |
| Denslojac, LLC | 3 |
3 |
| Compagnie Generale des Etablissements Michelin | 4761 |
3 |
| LG Chem, Ltd. | 17656 |
2 |
| Continental Reifen Deutschland GmbH | 2457 |
2 |
| The Yokohama Rubber Co., Ltd. | 4076 |
2 |
| Ansell Limited | 482 |
2 |
| Covestro Deutschland AG | 2768 |
2 |
| Entex Rust & Mitschke GmbH | 35 |
2 |
| Environmental Dynamics International, Inc. | 24 |
2 |
| Natural Rubber Technology (HK) Co. Ltd. | 2 |
2 |
| Sekisui Chemical Co., Ltd. | 3447 |
2 |
| Hitachi Astemo, Ltd. | 6381 |
2 |
| Xerox Corporation | 6979 |
1 |
| Evonik Carbon Black GmbH | 30 |
1 |
| Other owners | 41 |