- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
Patent holdings for IPC class F16L 21/06
Total number of patents in this class: 665
10-year publication summary
|
52
|
52
|
49
|
58
|
46
|
40
|
48
|
42
|
28
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Victaulic Company | 624 |
78 |
| ASC Engineered Solutions, LLC | 321 |
44 |
| Krausz Industries Ltd. | 61 |
36 |
| Taylor Kerr (Couplings) Limited | 19 |
15 |
| Eliezer Krausz Industrial Development Ltd. | 24 |
13 |
| Krausz Industries Development Ltd. | 34 |
11 |
| Mueller International, LLC | 735 |
11 |
| Dresser Water, LLC | 26 |
10 |
| NORMA U.S. Holding LLC | 67 |
9 |
| Straub Werke AG | 36 |
9 |
| Total Piping Solutions Inc. | 23 |
9 |
| Tyco Fire Products LP | 873 |
8 |
| KLEIN, David | 128 |
8 |
| Etablissements Caillau | 38 |
7 |
| Sensus Spectrum LLC | 269 |
7 |
| Caillau | 47 |
7 |
| Halliburton Energy Services, Inc. | 21169 |
6 |
| Nibco Inc. | 234 |
6 |
| Romac Industries, Inc. | 41 |
6 |
| Shanghai Vision Mechanical Joint Co., Ltd. | 18 |
6 |
| Other owners | 359 |