Brojokishore Chowdhury

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Bengaluru, IN

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Patents Grantslast 30 patents

Information Patent Grant
Non-smear nib and associated writing instruments
- Patent number 12,179,508
- Issue date Dec 31, 2024
- SANFORD, L.P.
- Vasanth Andrew Gnanadoss
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Non-Smear Nib and Associated Writing Instruments
- Publication number 20220041006
- Publication date Feb 10, 2022
- Sanford L.P.
- Vasanth Andrew Gnanadoss
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES