Intellectual Property Rights

Step 1: Identify the governing body for TKDL.
- The Traditional Knowledge Digital Library (TKDL) is an initiative of the Council of Scientific and Industrial Research (CSIR), which aims to document India's traditional knowledge in a digital format to protect it from biopiracy.

Step 2: Conclusion.
- TKDL is a unit of CSIR.

Step 1: Review compulsory license application timeline.
- Under the Indian Patents Act, 1970, an interested person can apply for a compulsory license after the expiry of three years from the grant of the patent.

Step 2: Conclusion.
- The statutory period for applying for a compulsory license is three years.

Step 1: Identify copyright protection scope.
- Copyright protects artistic works, sound recordings, and cinematographic works. However, the basic concept or idea itself is not protected under copyright law. Only the expression of the idea is protected.

Step 2: Conclusion.
- "Concept" is not protected by copyright law as ideas alone cannot be copyrighted.

Step 1: Understand compulsory licenses.
- A compulsory license is granted under the provisions of the Indian Patents Act, 1970, when the government permits the use of a patented invention without the patent holder's consent. This is a statutory provision intended to benefit the public.

Step 2: Conclusion.
- Therefore, compulsory licenses are granted under statutory law.