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Wing Yam LIU

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Patents Grantslast 30 patents

  • Information Patent Grant

    Writing gel ink
    • Patent number 11,891,530
    • Issue date Feb 6, 2024
    • Societe BIC
    • Guillaume Caffier
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    WRITING GEL INK
    • Publication number 20230265312
    • Publication date Aug 24, 2023
    • SOCIETE BIC
    • Guillaume CAFFIER
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    WRITING GEL INK
    • Publication number 20230159787
    • Publication date May 25, 2023
    • SOCIETE BIC
    • Guillaume CAFFIER
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    NON NEWTONIAN BALLPOINT PEN INK COMPRISING CELLULOSE NANOFIBERS
    • Publication number 20220098423
    • Publication date Mar 31, 2022
    • SOCIETE BIC
    • Guillaume CAFFIER
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    WRITING GEL INK
    • Publication number 20210108099
    • Publication date Apr 15, 2021
    • SOCIETE BIC
    • Guillaume CAFFIER
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...