- 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 13/02 - 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: 359
10-year publication summary
|
25
|
28
|
33
|
22
|
30
|
19
|
26
|
40
|
35
|
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 | 915 |
37 |
| Georgia-Pacific Gypsum LLC | 224 |
25 |
| Gold Bond Building Products, LLC | 196 |
16 |
| CertainTeed Gypsum, Inc. | 220 |
15 |
| Knauf Gips KG | 641 |
14 |
| James Hardie Technology Limited | 458 |
9 |
| Saint-Gobain Placo | 272 |
9 |
| DDP Specialty Electronic Materials US, LLC | 849 |
9 |
| Cortex Composites, Inc. | 15 |
7 |
| Saint-Gobain Placo SAS | 158 |
7 |
| Seaman Corporation | 57 |
6 |
| Armstrong World Industries, Inc. | 369 |
5 |
| UNILIN, besloten vennootschap | 989 |
5 |
| Sika Technology AG | 2995 |
4 |
| Valinge Innovation AB | 1025 |
4 |
| Knauf Gips KG | 74 |
4 |
| Triton Mgo Products, LLC | 21 |
4 |
| Columbia Insurance Company | 1471 |
3 |
| Champion Link International Corporation | 87 |
3 |
| The Intellectual Gorilla GmbH | 29 |
3 |
| Other owners | 170 |