- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 43/00 - Bends; Siphons
Patent holdings for IPC class F16L 43/00
Total number of patents in this class: 339
10-year publication summary
|
27
|
38
|
30
|
32
|
25
|
41
|
30
|
33
|
24
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Victaulic Company | 635 |
11 |
| NOVA Chemicals (International) S.A. | 758 |
9 |
| ASC Engineered Solutions, LLC | 295 |
8 |
| NORMA Germany GmbH | 222 |
6 |
| Coflex S.A. de C.V. | 66 |
5 |
| Caterpillar Inc. | 9158 |
4 |
| Husqvarna AB | 2882 |
4 |
| Nibco Inc. | 225 |
4 |
| Nifco Inc. | 1106 |
4 |
| Emco, Inc. | 4 |
3 |
| Esser-Werke GmbH & Co. KG | 10 |
3 |
| Hutchinson | 460 |
3 |
| Naber Holding GmbH & Co. KG | 177 |
3 |
| Progressive Products, Inc. | 22 |
3 |
| Spears Manufacturing Co. | 44 |
3 |
| Fhe USA LLC | 39 |
3 |
| Airbus Atlantic | 104 |
3 |
| Rtx Corporation | 9094 |
3 |
| Honda Motor Co., Ltd. | 24868 |
2 |
| Toyota Motor Corporation | 30398 |
2 |
| Other owners | 253 |