no
1 year
no
no
- Grant fee: The applicant shall pay the granted official fee within 2 months after receiving the granted notice.
- Annuity: It needs to be paid year by year starting from the fifth year from the application date.
no
- Authorization Fee: None
- Annuity: payable year by year starting from the 6th year from the date of application
20 years (Bangladesh Patents Act 2022)
DPDT only conducts formality examination of design patent applications, not substantive examination.
no
It is protected for 5 years from the date of application, renewed every 5 years, and can be renewed twice, up to a maximum of 15 years.