CROWN BALLPEN CO., LTD.

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Patents Grantslast 30 patents

Information Patent Grant
Writing instrument for erasing handwritten content
- Patent number 12,138,951
- Issue date Nov 12, 2024
- CROWN BALLPEN CO., LTD.
- Young Saeng Park
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
79387586 - FIXBALL
- Serial number 79387586
- Registration number 7574912
- Filing date Aug 25, 2023
- CROWN BALLPEN CO., LTD.
- 16 - Paper, cardboard and goods made from these materials, not included in other classes