GENEVA, Dec. 29 -- FXI INC. LIMITED (The Binary27 Copperfield Street, 2nd FloorLondon SE1 0EN) filed a patent application (PCT/IB2025/056318) for "PERSONAL PROTECTIVE EQUIPMENT MASK WITH EXCHANGABLE FILTER" on Jun 20, 2025. With publication no. WO/2025/262669, the details related to the patent application was published on Dec 26, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): TURNER, Dennis (The Binary, 27 Copperfield Street, 2nd FloorLondon SE1 0EN), PURKAYASTHA, Sanjay (The Binary, 27 Copperfield Street, 2nd FloorLondon SE1 0EN), KINROSS, James (The Binary, 27 Copperfield Street, 2nd Floo...