- 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: 106
10-year publication summary
12
|
8
|
13
|
8
|
13
|
8
|
12
|
7
|
7
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Life Technologies Corporation | 3290 |
3 |
Crompton Technology Group Limited | 157 |
3 |
Ipex Technologies Inc. | 98 |
3 |
Solvay Specialty Polymers USA, LLC | 582 |
3 |
Uponor Innovation AB | 286 |
3 |
WilMarc Holdings, LLC | 62 |
3 |
The Boeing Company | 20048 |
2 |
"agru" Kunststofftechnik Gesellschaft m.b.H. | 61 |
2 |
ContiTech Techno-Chemie GmbH | 74 |
2 |
Divergent Technologies, Inc. | 475 |
2 |
Meissner Filtration Products, Inc. | 111 |
2 |
MSA Engineering Systems Limited | 2 |
2 |
Nifco Inc. | 1104 |
2 |
NORMA Germany GmbH | 228 |
2 |
Repligen Corporation | 283 |
2 |
SaniSure, Inc. | 42 |
2 |
Sartorius Stedim North America Inc. | 165 |
2 |
Yueqing Dongbo Electromechanical Co., Ltd. | 13 |
2 |
Golden Eagle Acquisition LLC | 34 |
2 |
Mercury Plastics LLC | 75 |
2 |
Other owners | 60 |