B43K 1/12

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2025/0033,401 POROUS CAP FELT PENJun 24, 24Jan 30, 25Bic Violex Single Member S.A.; SOCIÉTÉ BIC;
2023/0406,029 FIBER-BUNDLED PART FOR WRITING INSTRUMENTS, AND PEN TIP AND WRITING INSTRUMENT USING THE FIBER-BUNDLED PARTOct 07, 21Dec 21, 23MITSUBISHI PENCIL COMPANY, LIMITED
2022/0297,466 MARKER FOR VARIABLE SHADING UNDER PRESSUREJul 02, 20Sep 22, 22SOCIÉTÉ BIC
2022/0041,006 Non-Smear Nib and Associated Writing InstrumentsJul 15, 21Feb 10, 22Not available
2021/0316,566 PEN TIP AND WRITING TOOL EQUIPPED WITH THE PEN TIPAug 07, 19Oct 14, 21MITSUBISHI PENCIL COMPANY, LIMITED
2021/0122,182 NIB FOR WRITING FELT PENOct 28, 20Apr 29, 21Societe BIC
2021/0087,415 DECORATIVE IMAGING PROCESS USING FIBROUS NIB MARKERS WITH SPECIFIC DISPERSE DYE COMPOSITIONSDec 07, 20Mar 25, 21Not available
2020/0391,538 INK-BASED MARKING DEVICE HAVING A MULTI-COMPONENT NIB STRUCTUREAug 26, 20Dec 17, 20Not available
2020/0276,855 Writing Instruments and Associated MethodsSep 20, 18Sep 03, 20Not available
2020/0239,716 DECORATIVE IMAGING PROCESS USING FIBROUS NIB MARKERS WITH SPECIFIC DISPERSE DYE COMPOSITIONSApr 20, 20Jul 30, 20Not available
2019/0315,151 INK-BASED MARKING DEVICE HAVING A MULTI-COMPONENT NIB STRUCTUREApr 17, 19Oct 17, 19Not available
2018/0229,538 Methods and Apparatuses for Pigment Application and RemovalFeb 15, 18Aug 16, 18Not available
2015/0267,108 PHTHALOCYANINE FORMULATION AND USES THEREOFApr 25, 14Sep 24, 15LI-COR, INC.
2015/0086,258 SURGICAL MARKERNov 24, 14Mar 26, 15DALHOUSIE UNIVERSITY
2013/0089,369 Liquid Dye Formulations in Non-petroleum Based Solvent SystemsNov 30, 12Apr 11, 13Sunbelt Corporation
2011/0158,738 Porous tip liquid applicator having draw fill mechanismDec 30, 09Jun 30, 11Not available
2008/0038,047 Colouring ApparatusMay 11, 05Feb 14, 08LaJa Materials Limited