OSS Background Technology

OSS Background Technology. Means any technology and Intellectual Property Rights owned by or licensed to OSS which are (i) in existence prior to the Effective Date or (ii) developed after the Effective Date and are unrelated to a Statement of Work. OSS Background Technology includes any Improvements to or upon (i) or (ii) above, other than Improvements to (i) or (ii) above made by Document Sciences and which are owned by Document Sciences as provided in Section 4.2 ("Ownership of Improvements").