Introduction

Legal framework and key institutions

High-level distinctions among IP rights

• Copyright: Protects original works of authorship such as literary works, music, software (as literary works), photographs and films. Copyright protection generally arises automatically on creation, but registration can simplify proof issues in litigation.
• Patents: Provide exclusive rights in inventions that are novel, involve an inventive step and are industrially applicable. Patent protection is obtained by grant following an application and examination process.
• Trademarks: Protect signs, words, logos or combinations used to distinguish the goods or services of one enterprise from another. Registration strengthens enforceability and provides a public record of rights.

General preparatory steps before filing

• Identify and categorise the asset (e.g., software—copyright vs. patent considerations; brand—trademark).
• Conduct clearance searches to identify existing rights that might conflict with your filing. Searches reduce the risk of objection or later infringement disputes.
• Decide on jurisdictions for protection. Rights are territorial: registration or recognition in Bangladesh does not automatically create protection abroad and vice versa.
• Document creation and ownership. Maintain contemporaneous records, assignments, employment and commissioning agreements and development logs to support claims of ownership and authorship.

Step-by-step: Copyright

1. Preparing a clear copy of the work to be registered and any metadata (author name(s), date of creation, publication status).
2. Completing the application form available from the Department of Copyright. Forms and exact procedural requirements may change; consult the Department's official website or a qualified adviser for the current form and fees.
3. Submitting the application with a copy of the work and the prescribed fee. The Department may retain a copy of the work as part of the record.
4. Receiving a certificate of registration if the application is accepted. Timelines for processing can vary; registration can be used as evidence in proceedings but should not be relied upon as the sole proof of ownership.

Step-by-step: Patents

1. Conduct a prior art search. A search for existing patents, published applications and technical literature helps assess novelty and may inform claims drafting.
2. Prepare a patent specification that describes the invention in sufficient detail to allow a person skilled in the art to reproduce it. The specification typically includes a description, one or more claims, an abstract and any necessary drawings.
3. File the application with the DPDT. The application should be supported by the required forms and fees. If seeking earlier priority from another jurisdiction, consider filing a priority claim within the Paris Convention time-frame where applicable.
4. Respond to formalities and substantive examination queries from the patent office. The DPDT may issue objections or require amendments; timely and substantive responses improve the chance of grant.
5. If successful, secure the grant and pay any grant or maintenance fees to keep the patent in force. Patents require periodic renewals; failure to pay can result in lapse.

Step-by-step: Trademarks

1. Conduct a trademark clearance search to identify older and similar marks that could block registration or cause infringement exposure.
2. Decide on the class(es) of goods and services under which application will be made. Selection of classes affects the scope of protection and renewal obligations.
3. Prepare and file the trademark application with the DPDT, including representations of the mark and the prescribed fees.
4. Respond to any examination reports or oppositions raised against the application. The DPDT may issue objections on absolute or relative grounds; parties may be required to file evidence or argue distinctiveness.
5. On acceptance and completion of any opposition period, receive a registration certificate. Renew the registration as required to maintain rights.

Enforcement and remedies

• Collecting and preserving evidence of the alleged infringement, including screenshots, batch numbers, dates and vendor information.
• Issuing notices or cease-and-desist letters to alleged infringers as a first step in many disputes. Such communications should be prepared carefully to avoid defamation or wrongful threats.
• Commencing civil proceedings seeking injunctions, damages, accounts of profits or delivery-up of infringing goods. Courts will consider the strength of the underlying registration and evidence of use and confusion.
• Cooperating with customs or enforcement agencies to interdict counterfeit goods at the border where statutory procedures permit.

Common pitfalls and practical tips

• Insufficient searches: Failing to search thoroughly can result in avoidable objections or litigation exposure.
• Poorly drafted documentation: Vague descriptions, incomplete specifications or inadequate evidence of authorship can impair registration or enforcement.
• Neglecting renewals: Many IP rights require periodic renewal; missing deadlines can result in irrevocable loss of rights.
• Ignoring commercial strategy: Selecting protection that does not match business plans (for example, protecting a local brand only where the enterprise intends to operate globally) can leave commercial value exposed.
• Assuming automatic international protection: IP rights are territorial. If multi-jurisdictional protection matters, plan filings in each relevant country or through international systems.

Costs and timelines (general guidance)

International considerations

Practical examples of matter types and suggested protections

• A software application: copyright protection for source code and possibly patent protection for novel technical processes; also trademarks for the product name.
• A consumer product design: design registration (where available) to protect the appearance, patent protection for functional innovations and trademarks for branding.
• A brand intended for export: trademark registration in Bangladesh and in principal export markets; consider monitoring and enforcement strategies in those markets.

2026 update

When to seek specialist advice

• Novelty and inventive-step issues are central to a patent filing;
• Trademark clearance searches reveal potentially conflicting marks or complex opposition exposure;
• Large commercial transactions (licences, assignments, investment) include IP assets;
• Enforcement actions or cross-border disputes are contemplated;
• There is uncertainty about ownership between contributors, employees and contractors.

How TRW Law Firm can assist

Procedural checklists

Checklist: Pre-filing

• Confirm the nature of the IP asset and applicable protection categories.
• Run clearance searches against public and registered records.
• Assemble evidence of authorship, dates and chain of title.
• Decide on territory and classes for filing and preservation of priority dates.

Checklist: Filing

• Prepare accurate and complete application forms and descriptions.
• Attach required specimens, drawings or samples.
• Pay the prescribed fees and obtain official receipts.
• Monitor correspondence from the office and respond promptly.

Checklist: Post-grant maintenance

• Monitor use of the mark, invention or work in the marketplace and the register for potential conflicts.
• Keep up with renewal dates and documentation obligations.
• Document any licensed use or assignment in written agreements.

Selected official resources

Five frequently asked questions

Next steps and contact