Article 441. Conclusion of an agreement on the basis of an offer that does not determine the term for acceptance.
1. When the written offer does not specify a time limit for acceptance, the contract is considered to be concluded if the acceptance is received by the person who sent the offer before the expiration of the period established by law or other legal acts, and if such time is not set . 2. When an offer is made orally without specifying the deadline for acceptance, the contract is considered concluded if the other party immediately announced its acceptance.
Links to other articles of chapter 28. Conclusion of a contract: