Proprietary Materials Each of the Parties shall own its own intellectual property including without limitation all trade secrets, know-how, proprietary data, documents, and written materials in any format. Any materials created exclusively by IPS for the School shall be owned by IPS, and any materials created exclusively by Operator for the School shall be Operator’s proprietary material. The Parties acknowledge and agree that neither has any intellectual property interest or claims in the other Party’s proprietary materials. Notwithstanding the foregoing, materials and work product jointly created by the Parties shall be jointly owned by the Parties and may be used by the individual Party as may be agreed upon by both Parties from time to time.