logos and designations (collectively, the "Marks") relating to the Licensed Products or the Documentation during the term of this Agreement in the marketing by Licensee of the Licensed Products, provided that such Marks clearly indicate Licensor as the owner of the Marks whenever the Licensed Product or Documentation is first mentioned in any written material referencing the Licensed Product and the proper symbol is used in a superscript following the Marks. Licensor promptly shall provide 3 a list of all Marks held by Licensor that relate to the Licensed Products. Upon reasonable written request by Licensor, Licensee shall provide Licensor with samples of any use of the Marks of Licensor relating to the Licensed Products, including any documentation and object code copies of the Licensed Products that Licensee sublicenses to Redistributors and Customers. ARTICLE 3 PRICING AND PAYMENT Section 3.1 FEES TO LICENSOR. (a) Licensee shall pay to Licensor for each Licensed Product licensed to a Redistributor or a Customer a licensee fee equal to 50% of all revenues received (without deduction for value added tax, if any, but excluding any revenues for maintenance and support or upgrade services, which revenues are covered in paragraph (b) below) by Licensee under the Redistributor Agreement or Sublicense applicable to such Licensed Product. (b) Licensee shall pay to Licensor for maintenance and support and upgrade services provided under the applicable Sublicense or other written maintenance and support agreement with or approved by Licensee for each of the Licensed Products a fee equal to 50% of all revenues received (without deduction for value added tax, if any) by Licensee from a Redistributor or Customer relating to maintenance and support services or services for Upgrades or upgrades of systems for such Licensed Product. Section 3.2 TERMS OF PAYMENT. All fees due to Licensor under this