- 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: 365
10-year publication summary
|
31
|
29
|
32
|
32
|
26
|
31
|
26
|
21
|
29
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 904 |
57 |
| Georgia-Pacific Gypsum LLC | 215 |
37 |
| CertainTeed Gypsum, Inc. | 210 |
24 |
| Gold Bond Building Products, LLC | 195 |
14 |
| Knauf Gips KG | 608 |
11 |
| Concrete Canvas Technology Ltd. | 28 |
10 |
| Cortex Composites, Inc. | 15 |
7 |
| Owens Corning Intellectual Capital, LLC | 1627 |
7 |
| Saint-Gobain Placo SAS | 154 |
7 |
| Valinge Innovation AB | 1006 |
6 |
| Johns Manville | 954 |
5 |
| Saint-Gobain Adfors Canada, Ltd. | 65 |
5 |
| Saint-Gobain Placo | 233 |
5 |
| Long Pipes USA, Inc. (a Delaware corporation) | 7 |
5 |
| I4f Licensing NV | 300 |
5 |
| Leonardo S.p.A. | 668 |
4 |
| OCV Intellectual Capital, LLC | 182 |
4 |
| Shaw Industries Group, Inc. | 343 |
4 |
| Knauf Gips KG | 80 |
4 |
| Proform Finishing Products, LLC | 36 |
4 |
| Other owners | 140 |