INTERNATIONAL PATENT: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK LIMITED COMPANY, 长飞光纤光缆股份有限公司 FILES APPLICATION FOR "HOLLOW-CORE MICROSTRUCTURED FIBER WITH SUBTRACTIVE MARKS AND PREFORM AND DRAWING DETECTION METHOD"

Posted On: 2025-04-28

GENEVA, April 28 -- YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK LIMITED COMPANY (No. 9 Optics Valley Avenue, East Lake High-Tech Development ZoneWuhan, Hubei 430074), 长飞光纤光缆股份有限公司 (中国湖北省武汉市东湖新技术开发区光谷大道九号) filed a patent application (PCT/CN2024/120312) for "HOLLOW-CORE MICROSTRUCTURED FIBER WITH SUBTRACTIVE MARKS, AND PREFORM AND DRAWING DETECTION METHOD" on Sep 23, 2024. With publication no. WO/2025/082138, the details related to the patent application was published on Apr 24, 2025.

Notably, the patent app...

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INTERNATIONAL PATENT: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK LIMITED COMPANY, 长飞光纤光缆股份有限公司 FILES APPLICATION FOR "HOLLOW-CORE MICROSTRUCTURED FIBER WITH SUBTRACTIVE MARKS AND PREFORM AND DRAWING DETECTION METHOD"