- All sections
- B - Performing operations; transporting
- B32B - Layered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form
- B32B 13/00 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
Patent holdings for IPC class B32B 13/00
Total number of patents in this class: 208
10-year publication summary
|
16
|
17
|
8
|
20
|
15
|
8
|
22
|
11
|
5
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United States Gypsum Company | 1019 |
42 |
| CertainTeed Gypsum, Inc. | 180 |
15 |
| Gold Bond Building Products, LLC | 162 |
12 |
| Knauf Gips KG | 534 |
7 |
| NEXII Building Solutions Inc. | 52 |
6 |
| 3m Innovative Properties Company | 18406 |
3 |
| BPB Limited | 49 |
3 |
| Environmentally Safe Products, Inc. | 18 |
3 |
| Flooring Industries Limited, SARL | 281 |
3 |
| Holcim Technology Ltd. | 868 |
3 |
| Les Materiaux de Construction Oldcastle Canada Inc. | 28 |
3 |
| NV Bekaert SA | 750 |
3 |
| Saint-Gobain Placo SAS | 139 |
3 |
| Swiss Krono Tec AG | 472 |
3 |
| Trade Fabrication Systems Ltd. | 11 |
3 |
| General Electric Company | 18133 |
2 |
| Dell Products L.P. | 11144 |
2 |
| Georgia-Pacific Gypsum LLC | 204 |
2 |
| Ahlstrom Corporation | 77 |
2 |
| Champion Link International Corporation | 64 |
2 |
| Other owners | 86 |