Exhibit 10.16 HYDRO MED SCIENCES, INC. AMENDED AND RESTATED INVESTOR RIGHTS AGREEMENTInvestor Rights Agreement • August 10th, 2004 • National Patent Development Corp • Miscellaneous manufacturing industries • Delaware
Contract Type FiledAugust 10th, 2004 Company Industry Jurisdiction
RECITALSStock Purchase Option Agreement • August 10th, 2004 • National Patent Development Corp • Miscellaneous manufacturing industries • New York
Contract Type FiledAugust 10th, 2004 Company Industry Jurisdiction