- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-working tools
- E04D 9/00 - Roof covering by using straw, thatch, or like materials
Patent holdings for IPC class E04D 9/00
Total number of patents in this class: 7
10-year publication summary
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0
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0
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0
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0
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1
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1
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1
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Palapa Technology, LLC | 5 |
2 |
| DOC Palapa Co. | 1 |
1 |
| Specialty Filaments, Inc. | 1 |
1 |
| Nishio Supplies Co., Ltd. | 1 |
1 |
| Siemonsen & Simonsen ApS | 3 |
1 |
| Brendan Doyle | 1 |
1 |
| Other owners | 0 |