Patent holdings for IPC class D04B 35/30

Total number of patents in this class: 4

10-year publication summary

0
0
0
1
0
0
0
1
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Groz-Beckert KG
365
2
Santoni S.p.A.
217
1
Smartex Unipessoal, Lda
5
1
Other owners 0