- 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 41/04 - Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor
Patent holdings for IPC class F16L 41/04
Total number of patents in this class: 100
10-year publication summary
|
11
|
9
|
8
|
17
|
11
|
13
|
7
|
8
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDW Delaware, Inc. | 163 |
6 |
| Alltemp Products Company Limited | 60 |
5 |
| INA Acquisition Corp. | 134 |
5 |
| KHOLLE Magnolia 2015, LLC | 19 |
5 |
| Sanexen Environmental Services Inc. | 39 |
4 |
| BP Corporation North America Inc. | 776 |
3 |
| ABB Schweiz AG | 6321 |
2 |
| Canada Pipeline Accessories, Co. Ltd. | 90 |
2 |
| Cosmo Koki Co., Ltd. | 19 |
2 |
| Husqvarna AB | 2824 |
2 |
| Hydra-stop LLC | 28 |
2 |
| Ravetti S.r.l. | 15 |
2 |
| Shonan Gosei-Jushi Seisakusho K.K. | 44 |
2 |
| Suiken Co., Ltd. | 30 |
2 |
| Total Piping Solutions Inc. | 23 |
2 |
| Heath Morgan Group Limited | 2 |
2 |
| Bechtel Energy Inc. | 7 |
2 |
| Texas Real Energy Solutions, LLC | 2 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Other owners | 46 |