GENEVA, June 24 -- SEKISUI HOUSE, LTD. filed a patent application (JP2025/022031) for “AIRTIGHT MATERIAL AND METHOD FOR AIRTIGHT CONSTRUCTION OF BUILDING”. With publication no. WO/2026/115783, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: E04B 1/684
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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