- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposesswimming or splash baths or poolsmastsfencingtents or canopies, in general
- E04H 3/12 - Tribunes, grandstands or terraces for spectators
Patent holdings for IPC class E04H 3/12
Total number of patents in this class: 174
10-year publication summary
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14
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15
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13
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12
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12
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13
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3
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11
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5
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5
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |