B43K3/04 - CPC Classification Index

ClassID:

59403 ⎘

B43K3/04 - CPC Classification

Classification description:

Nib holders with retractable nibs

Recent Application in this class:

20250346061

MULTI-POINT WRITING INSTRUMENTS

20250187363

Reusable Marker with Self-Replacing Nib

20220194120

Writing implement

20180215191

RETRACTABLE TYPE WRITING INSTRUMENT

18535265

Reusable marker with self-replacing nib