- 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 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
Patent holdings for IPC class B32B 13/02
Total number of patents in this class: 319
10-year publication summary
|
11
|
34
|
25
|
28
|
33
|
22
|
30
|
18
|
26
|
18
|
| 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 |
38 |
| Georgia-Pacific Gypsum LLC | 204 |
18 |
| CertainTeed Gypsum, Inc. | 180 |
12 |
| James Hardie Technology Limited | 462 |
11 |
| Knauf Gips KG | 534 |
11 |
| Cortex Composites, Inc. | 18 |
7 |
| Mitek Holdings, Inc. | 250 |
7 |
| Saint-Gobain Placo SAS | 139 |
7 |
| DDP Specialty Electronic Materials US, LLC | 442 |
7 |
| Seaman Corporation | 51 |
6 |
| Saint-Gobain Placo | 176 |
5 |
| Gold Bond Building Products, LLC | 162 |
5 |
| 3m Innovative Properties Company | 18406 |
4 |
| Nichiha Corporation | 186 |
4 |
| Valinge Innovation AB | 915 |
4 |
| UNILIN, besloten vennootschap | 599 |
4 |
| Champion Link International Corporation | 64 |
3 |
| The Intellectual Gorilla GmbH | 31 |
3 |
| Owens Corning Intellectual Capital, LLC | 1456 |
3 |
| Sika Technology AG | 2650 |
3 |
| Other owners | 157 |