Exhibit 4.23 CONTROL DELIVERY SYSTEMS, INC. SEVERANCE AGREEMENT AGREEMENT made this 20th day of February, 2004, by and between Paul Ashton ("Executive") and Control Delivery Systems, Inc. (the "Company"). Whereas, the Board of Directors of the Company...Severance Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments
Exhibit 4.26 FIRST AMENDMENT CONTROL DELIVERY SYSTEMS, INC. SEVERANCE AGREEMENT This First Amendment to Severance Agreement (this "Amendment") made this 17th day of August, 2004 (the "Amendment Effective Date"), by and between Paul Ashton...Severance Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments
BETWEENLicense Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments • New York
Exhibit 4.6 FORM OF REGISTRATION RIGHTS AGREEMENTRegistration Rights Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments • New York
ANDCollaboration Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments • Georgia
Exhibit 4.22 AMENDED AND RESTATED CONTROL DELIVERY SYSTEMS, INC. CHANGE OF CONTROL AGREEMENT AGREEMENT made this 17th day of August, 2004, by and between Lori Freedman ("Executive") and Control Delivery Systems, Inc. (the "Company"). Whereas, the...Change of Control Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments
WITNESSETH:Commercial Sublease • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments
Exhibit 4.31 CONTROL DELIVERY SYSTEMS, INC. 2001 INCENTIVE PLAN Restricted Stock Award Agreement The undersigned employee ("Employee") has been granted an award (the "Award") of restricted stock from Control Delivery Systems, Inc. (the "Company")...Restricted Stock Award Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments • Delaware
Exhibit 4.35 NON-COMPETITION AGREEMENT IN CONSIDERATION of and as a condition to my (i) receiving consideration pursuant to the terms of the Agreement and Plan of Merger, dated October 3, 2005 (the "MERGER AGREEMENT") by and among pSivida Limited...Non-Competition Agreement • January 18th, 2006 • pSivida LTD • Laboratory analytical instruments • Massachusetts
