page 5  - Trade name, the name or designation identifying and distinguishing a firm; - Traditional knowledge, the ideas, practices, uses and inventions which may or may not be linked to biological diversity, created by local indigenous communities in a traditional and informal manner, in response to the challenges posed by their material and cultural environment, and which serve as identifiers for these communities; - Utility model, a technical creation which consists of a form, a new configuration of an object or the element of an object which enhances its functionality or usefulness. PART TWO: PATENTS, UTILITY MODEL CERTIFICATES, INDUSTRIAL DESIGNS, LAYOUT DESIGNS FOR INTEGRATED CIRCUITS, TRADITIONAL KNOWLEDGE AND CRAFTS OBJECTS TITLE 1: PATENTS Chapter I: Patentable inventions Article 3: An invention shall be patentable if it is new, involves an inventive step and is industrially applicable. An invention shall be new if it has not been a part of any state of the art. Article 4: The state of the art shall consist of everything that has been made available to the public, regardless of the place, means or manner, prior to the date of filing of the patent application in Burundi or that applied for abroad, for which priority has been validly claimed. Article 5: The novelty of an invention shall not be defeated if, in the 12 months preceding the day covered by the previous article, this invention has been the subject of disclosure arising from: - a clear abuse in relation to the applicant or his successor in title; - the fact that the applicant or his successor in title has displayed it at an official or officially recognized international exhibition. Article 6: An invention shall be deemed to involve an inventive step if, given the differences and similarities between the invention claimed and the state of the art as defined in Article 4, the claimed invention, considered as a whole, would not have been obvious to a person skilled in the art at the date of filing or, as the case may be, the date of priority of the claimed invention. Article 7: An invention shall be deemed to be industrially applicable if its subject matter can be produced or used in any kind of industry. The term “industry” shall be