- 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: 118
10-year publication summary
|
8
|
13
|
8
|
13
|
9
|
12
|
8
|
9
|
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 | 3377 |
4 |
| Crompton Technology Group Limited | 161 |
4 |
| Divergent Technologies, Inc. | 488 |
3 |
| Ipex Technologies Inc. | 115 |
3 |
| Solvay Specialty Polymers USA, LLC | 507 |
3 |
| Uponor Innovation AB | 279 |
3 |
| WilMarc Holdings, LLC | 62 |
3 |
| The Boeing Company | 20094 |
2 |
| "agru" Kunststofftechnik Gesellschaft m.b.H. | 62 |
2 |
| Colder Products Company | 281 |
2 |
| ContiTech Techno-Chemie GmbH | 77 |
2 |
| Meissner Filtration Products, Inc. | 109 |
2 |
| MSA Engineering Systems Limited | 2 |
2 |
| Nifco Inc. | 1100 |
2 |
| NORMA Germany GmbH | 241 |
2 |
| Repligen Corporation | 292 |
2 |
| SaniSure, Inc. | 51 |
2 |
| Sartorius Stedim North America Inc. | 168 |
2 |
| Saudi Arabian Oil Company | 13943 |
2 |
| VOSS Automotive GmbH | 219 |
2 |
| Other owners | 69 |