Bangladesh — Intellectual Property
Bangladesh is a member of the Paris Convention, enabling conventional priority claims for patents, trademarks and designs. Bangladesh is not a contracting state to the PCT. Substantive patent examination was introduced with effect from February 27, 2025. The country follows Nice Classification (9th Edition) for trademarks; multi-class filing is not permitted.
Effective from February 27, 2025, a formal request for examination must be filed within 36 months from the filing date (3-month extension available if requested before expiry).
| Item | Detail |
|---|---|
| Patent term | 20 years from filing date |
| Annuity commencement | 6th year onwards (paid before expiry of 5th year) |
Bangladesh follows Nice Classification (9th Edition). Multi-class filing is not permitted. Conventional priority trademark applications may be filed within 6 months from the date of filing of the priority application.
- Trademark representation
- Full name, address, status and nationality of applicant(s) (all partners if partnership firm)
- Trade description (manufacturer, merchant, trader or service provider)
- International Class and description of goods/services
- Date of use in Bangladesh (if any)
- Translation/transliteration if not in English
- Priority details — certified copy within 3 months of filing
- Duly executed Power of Attorney (Form TM-48) — notarisation not mandatory; scanned PDF copy sufficient
| Period | Detail |
|---|---|
| Initial term | 7 years from filing date |
| Renewal | 10 years each time (unlimited) |
Bangladesh is a member of the Paris Convention, permitting conventional priority design applications. The application must be made within 6 months of the priority filing date.
- Name, address and nationality of applicant(s)
- Title of article
- Multiple views of the article (front, back, top, side, bottom, perspective) — 6 photographic sets, or drawings/sketches by email
- Priority details (application no., date, country) where applicable
- Power of Attorney — signed with company seal (POA used for patent may also be used for design purposes)
Certified copy of priority document must be supplied within 3 months of filing.
| Period | Detail |
|---|---|
| Initial term | 5 years |
| Renewal | Two further terms of 5 years each |
| Maximum total term | 15 years |
IP services in Bangladesh.
From initial filing through registration, renewal and enforcement — explore our practice guides for a detailed look at each service.
Filing & Prosecution
Registration
Designs
Protection
Technology Transfer
& Disputes
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