Inventions under the via Paris Convention : 12 months from the earliest priority date.
20 years (Bangladesh Patents Act 2022)
no
DPDT only conducts formality examination of design patent applications, not substantive examination.
Bangladesh Patent and Trademark Office
English: Department of Patents, Designs and Trademarks Ministry of Industries, abbreviation: DPDT
Website: Department of Patents, Designs and Trademarks (DPDT)
via Paris Convention : 6 months from earliest priority date.
no
no
Inventions under the via Paris Convention : 12 months from the earliest priority date.
1 year
- Authorization Fee: None
- Annuity: payable year by year starting from the 6th year from the date of application