- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means 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: 38
10-year publication summary
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2
|
4
|
3
|
2
|
2
|
6
|
5
|
2
|
3
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E.ON Sverige Aktiebolag | 87 |
3 |
| Technische Universitat Darmstadt | 258 |
3 |
| Pro-pipe Service & Sales Ltd. | 6 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| PPG Industries Ohio, Inc. | 3430 |
2 |
| Thermacor Process, Inc. | 15 |
2 |
| Thermacor Process, LP | 2 |
2 |
| BASF SE | 19740 |
1 |
| Dow Global Technologies LLC | 10147 |
1 |
| PPG Coatings Europe B.V. | 42 |
1 |
| AGC Chemicals Americas, Inc. | 39 |
1 |
| Armacell Enterprise GmbH | 1 |
1 |
| Fccl Partnership | 38 |
1 |
| Huber, John | 1 |
1 |
| Majus Limited | 1 |
1 |
| PDQ Mazoo, LLC | 6 |
1 |
| Rehau AG + Co | 419 |
1 |
| ShawCor Ltd. | 79 |
1 |
| Vallourec Tube-alloy, LLC | 12 |
1 |
| Yang, Tai-her | 52 |
1 |
| Other owners | 8 |