- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
Patent holdings for IPC class F16L 21/02
Total number of patents in this class: 519
10-year publication summary
|
60
|
57
|
35
|
46
|
32
|
29
|
25
|
30
|
35
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASC Engineered Solutions, LLC | 326 |
27 |
| Victaulic Company | 624 |
24 |
| Krausz Industries Ltd. | 64 |
13 |
| Quick Fitting Holding Company, LLC | 93 |
13 |
| Mueller International, LLC | 744 |
12 |
| Kubota Corporation | 4388 |
11 |
| Reliance Worldwide Corporation | 351 |
9 |
| Eliezer Krausz Industrial Development Ltd. | 24 |
8 |
| Sensus Spectrum LLC | 273 |
8 |
| Tyco Fire Products LP | 878 |
6 |
| Dresser Water, LLC | 34 |
6 |
| Krausz Industries Development Ltd. | 34 |
5 |
| Oiles Corporation | 498 |
5 |
| Quick Fitting, Inc. | 27 |
5 |
| Robert Bosch GmbH | 44128 |
4 |
| Romac Industries, Inc. | 40 |
4 |
| S & B Technical Products, Inc. | 84 |
4 |
| Total Piping Solutions Inc. | 15 |
4 |
| United States Pipe and Foundry Company,LLC | 82 |
4 |
| KLEIN, David | 128 |
4 |
| Other owners | 343 |