- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 59/15 - Arrangements for the insulation of pipes or pipe systems for underground pipes
Patent holdings for IPC class F16L 59/15
Total number of patents in this class: 41
10-year publication summary
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4
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3
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2
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2
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6
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5
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3
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3
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6
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5
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E.ON Sverige Aktiebolag | 87 |
4 |
| Technische Universitat Darmstadt | 265 |
4 |
| PMC Pumps Inc. | 25 |
3 |
| Pro-pipe Service & Sales Ltd. | 6 |
3 |
| PPG Industries Ohio, Inc. | 3455 |
2 |
| Thermacor Process, Inc. | 13 |
2 |
| Sage Geosystems Inc. | 28 |
2 |
| BASF SE | 20933 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3540 |
1 |
| Dow Global Technologies LLC | 10363 |
1 |
| PPG Coatings Europe B.V. | 38 |
1 |
| Aborra AG | 7 |
1 |
| AGC Chemicals Americas, Inc. | 43 |
1 |
| Armacell Enterprise GmbH | 1 |
1 |
| Fccl Partnership | 38 |
1 |
| Majus Limited | 1 |
1 |
| PDQ Mazoo, LLC | 7 |
1 |
| Rehau AG + Co | 399 |
1 |
| ShawCor Ltd. | 76 |
1 |
| Vallourec Oil and Gas France | 454 |
1 |
| Other owners | 8 |