Mandatory provisions for technology licences:

• licensor's warranty that it is the legal owner or licensor /assignor of the technology rights with right to licence;

• licensor's warranty of quality, efficacy and completeness of the technology;

• licensor's agreement to be responsible for infringement claims of third parties;

• licensor's agreement to be responsible for harm to the legal interests of third parties;

• contract expiration date;

• definite licence price.