- All sections
- B - Performing operationstransporting
- B29L - Indexing scheme associated with subclass , relating to particular articles
- B29L 31/24 - Pipe joints or couplings
Patent holdings for IPC class B29L 31/24
Total number of patents in this class: 120
10-year publication summary
|
8
|
13
|
8
|
13
|
9
|
12
|
9
|
10
|
2
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Life Technologies Corporation | 3454 |
5 |
| Crompton Technology Group Limited | 162 |
4 |
| Divergent Technologies, Inc. | 502 |
3 |
| Ipex Technologies Inc. | 117 |
3 |
| Solvay Specialty Polymers USA, LLC | 504 |
3 |
| Uponor Innovation AB | 280 |
3 |
| WilMarc Holdings, LLC | 63 |
3 |
| The Boeing Company | 20163 |
2 |
| Colder Products Company | 293 |
2 |
| ContiTech Techno-Chemie GmbH | 78 |
2 |
| Meissner Filtration Products, Inc. | 114 |
2 |
| MSA Engineering Systems Limited | 2 |
2 |
| Nifco Inc. | 1097 |
2 |
| NORMA Germany GmbH | 249 |
2 |
| Repligen Corporation | 297 |
2 |
| SaniSure, Inc. | 50 |
2 |
| Sartorius Stedim North America Inc. | 171 |
2 |
| Saudi Arabian Oil Company | 14248 |
2 |
| VOSS Automotive GmbH | 222 |
2 |
| Yueqing Dongbo Electromechanical Co., Ltd. | 13 |
2 |
| Other owners | 70 |