- 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: 503
10-year publication summary
|
29
|
60
|
57
|
35
|
46
|
32
|
28
|
26
|
26
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASC Engineered Solutions, LLC | 295 |
27 |
| Victaulic Company | 625 |
26 |
| Quick Fitting Holding Company, LLC | 94 |
13 |
| Mueller International, LLC | 710 |
12 |
| Krausz Industries Ltd. | 56 |
12 |
| Kubota Corporation | 3623 |
11 |
| Eliezer Krausz Industrial Development Ltd. | 24 |
8 |
| Reliance Worldwide Corporation | 319 |
8 |
| Sensus Spectrum LLC | 255 |
7 |
| Total Piping Solutions Inc. | 23 |
6 |
| Tyco Fire Products LP | 844 |
6 |
| Krausz Industries Development Ltd. | 34 |
5 |
| Oiles Corporation | 510 |
5 |
| Quick Fitting, Inc. | 27 |
5 |
| S & B Technical Products, Inc. | 89 |
5 |
| Robert Bosch GmbH | 42102 |
4 |
| Romac Industries, Inc. | 45 |
4 |
| SpringSeal, Inc. | 23 |
4 |
| United States Pipe and Foundry Company,LLC | 81 |
4 |
| KLEIN, David | 128 |
4 |
| Other owners | 327 |