- All sections
- B - Performing operations; transporting
- B29D - Producing particular articles from plastics or from substances in a plastic state
- B29D 30/56 - Retreading with prevulcanised tread
Patent holdings for IPC class B29D 30/56
Total number of patents in this class: 99
10-year publication summary
16
|
19
|
10
|
3
|
5
|
3
|
2
|
4
|
3
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Bridgestone Corporation | 7067 |
21 |
Compagnie générale des établissements Michelin SCA | 2477 |
13 |
Compagnie Generale des Etablissements Michelin | 4450 |
12 |
Michelin Recherche et Technique S.A. | 2328 |
10 |
Bridgestone Bandag, LLC | 249 |
9 |
Bridgestone Europe NV/SA | 240 |
7 |
Bridgestone Americas Tire Operations, LLC | 990 |
6 |
Continental Reifen Deutschland GmbH | 2324 |
3 |
Societe de Technologie Michelin | 692 |
3 |
Sumitomo Rubber Industries, Ltd. | 4421 |
2 |
Kabushiki Kaisha Bridgestone | 73 |
2 |
MAI S.p.A. | 2 |
1 |
MESNAC Co., Ltd. | 65 |
1 |
Q Tires, Inc. | 1 |
1 |
Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG | 118 |
1 |
VMI Holland B.V. | 346 |
1 |
KRAIBURG Austria GmbH & Co. KG | 7 |
1 |
Bell Family Enterprises, LLC | 45 |
1 |
Dongguan City Beststone Rubber Technology Co., Ltd | 1 |
1 |
DRESCH, Alessandro | 1 |
1 |
Other owners | 2 |