Filing Language: English | |
| via Paris Convention | |
Necessary documents:
| |
Attachments (if any)
*Bangladesh patent application documents need notarization | |
1 year
Filing Language: English
via Paris Convention Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Attachments (if any)
- Power of Attorney
- Certified Priority Document
- Sequence Listing (PDF format and TXT format)
- Certificate of Deposit of Microorganisms and its Bengali Translation
- Certificate of Microorganism Survival and its Bengali Translation
- Priority certificate/Certified Priority Document English translation
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Notification issued by CNIPA notify the applicant the application has passed through the security review
- translator statement
*Bangladesh patent application documents need notarization
no
no
2 years
- Authorization Fee: None
- Annuity: payable year by year starting from the 6th year from the date of application
If the patent is disclosed due to the display at the exposition or unintentional disclosure, the novelty grace period can be enjoyed within 6 months before the filing date/priority date.
20 years (Bangladesh Patents Act 2022)
via Paris Convention : 6 months from earliest priority date.
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)