- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 1/80 - Rope, cable, or chain winding mechanismsCapstans adapted for special purposes for scrapers
Patent holdings for IPC class B66D 1/80
Total number of patents in this class: 7
10-year publication summary
|
1
|
0
|
2
|
2
|
1
|
2
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Patz Corporation | 30 |
2 |
| Schlumberger Technology Corporation | 11818 |
1 |
| Polaris Industries Inc. | 2305 |
1 |
| Sulzer Hydromining (Pty) Ltd. | 1 |
1 |
| Joy Global Surface Mining Inc | 372 |
1 |
| Putzmeister Mörtelmaschinen GmbH | 13 |
1 |
| Other owners | 0 |