- 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: 113
10-year publication summary
|
8
|
13
|
8
|
13
|
9
|
12
|
8
|
8
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Life Technologies Corporation | 3368 |
4 |
| Crompton Technology Group Limited | 159 |
3 |
| Divergent Technologies, Inc. | 479 |
3 |
| Ipex Technologies Inc. | 111 |
3 |
| Solvay Specialty Polymers USA, LLC | 522 |
3 |
| Uponor Innovation AB | 281 |
3 |
| WilMarc Holdings, LLC | 63 |
3 |
| The Boeing Company | 20101 |
2 |
| "agru" Kunststofftechnik Gesellschaft m.b.H. | 62 |
2 |
| Colder Products Company | 274 |
2 |
| ContiTech Techno-Chemie GmbH | 80 |
2 |
| Meissner Filtration Products, Inc. | 109 |
2 |
| MSA Engineering Systems Limited | 2 |
2 |
| Nifco Inc. | 1110 |
2 |
| NORMA Germany GmbH | 237 |
2 |
| Repligen Corporation | 293 |
2 |
| SaniSure, Inc. | 48 |
2 |
| Sartorius Stedim North America Inc. | 168 |
2 |
| VOSS Automotive GmbH | 219 |
2 |
| Yueqing Dongbo Electromechanical Co., Ltd. | 13 |
2 |
| Other owners | 65 |