- All sections
- B - Performing operationstransporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
Patent holdings for IPC class B32B 13/14
Total number of patents in this class: 372
10-year publication summary
|
35
|
35
|
34
|
28
|
35
|
29
|
26
|
37
|
31
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 944 |
51 |
| Georgia-Pacific Gypsum LLC | 226 |
39 |
| CertainTeed Gypsum, Inc. | 221 |
23 |
| Gold Bond Building Products, LLC | 193 |
16 |
| Knauf Gips KG | 644 |
13 |
| Concrete Canvas Technology Ltd. | 28 |
10 |
| Owens Corning Intellectual Capital, LLC | 1733 |
10 |
| Cortex Composites, Inc. | 15 |
7 |
| Saint-Gobain Placo | 278 |
7 |
| Saint-Gobain Placo SAS | 167 |
7 |
| Valinge Innovation AB | 1034 |
6 |
| I4f Licensing NV | 367 |
6 |
| Johns Manville | 918 |
5 |
| Saint-Gobain Adfors Canada, Ltd. | 62 |
5 |
| Shaw Industries Group, Inc. | 390 |
5 |
| Long Pipes USA, Inc. (a Delaware corporation) | 7 |
5 |
| UNILIN, besloten vennootschap | 997 |
5 |
| Knauf Gips KG | 63 |
4 |
| Ahlstrom Oyj | 199 |
4 |
| Proform Finishing Products, LLC | 35 |
4 |
| Other owners | 140 |