EXHIBIT 4.1 THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUED UPON THE EXERCISE ARE SUBJECT TO THE RESTRICTIONS ON TRANSFER SET FORTH IN SECTION 4 OF THIS WARRANTSaliva Diagnostic Systems Inc • July 30th, 1997 • Surgical & medical instruments & apparatus • Delaware
EXHIBIT 4.4 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (the "Agreement") is made and entered into as of June 30, 1997 between and among SALIVA DIAGNOSTIC SYSTEMS, INC., a Delaware corporation (the "Company"), and each of the...Registration Rights Agreement • July 30th, 1997 • Saliva Diagnostic Systems Inc • Surgical & medical instruments & apparatus • Delaware
EXHIBIT 4.5 FORM OF REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (the "Agreement") is made and entered into as of June 30, 1997 between and among SALIVA DIAGNOSTIC SYSTEMS, INC., a Delaware corporation (the "Company"), and each of...Form of Registration Rights Agreement • July 30th, 1997 • Saliva Diagnostic Systems Inc • Surgical & medical instruments & apparatus • Delaware
EXHIBIT 4.2 COMMON STOCK SUBSCRIPTION AGREEMENT OF SALIVA DIAGNOSTIC SYSTEMS, INC. THIS COMMON STOCK SUBSCRIPTION AGREEMENT (the "Agreement") is made and entered into as of this 30th day of June, 1997 by and between SALIVA DIAGNOSTIC SYSTEMS, INC., a...Common Stock Subscription Agreement • July 30th, 1997 • Saliva Diagnostic Systems Inc • Surgical & medical instruments & apparatus • Delaware
SALIVA DIAGNOSTICS SYSTEMS, INC. 11719 NE 95TH STREET VANCOUVER, WA 98682 TEL: 360/696-4800 FAX: 360/254-7942 May 28, 1997Saliva Diagnostic Systems Inc • July 30th, 1997 • Surgical & medical instruments & apparatus
June 27, 1997Saliva Diagnostic Systems Inc • July 30th, 1997 • Surgical & medical instruments & apparatus
This letter will confirm that, notwithstanding anything to the contrary contained in that certain Convertible Securities Subscription Agreement dated as of March 12, 1997 (the "Subscription Agreement") and that certain 7.5% Convertible Debenture referenced in the Subscription Agreement (the "Debenture"), the Tail Wind Fund Ltd. and Joseph Kaufman, on or prior to June 30, 1997, shall convert to common stock in one or more transactions a minimum of $700,000 of principal amount of Debentures pursuant to the conversion terms and conditions set forth in the Subscription Agreement and the Debenture (the "Early Conversions"). The shares received upon the Early Conversions shall be defined as the Early Conversion Shares. Each of you shall further be entitled to shares of common stock of the Company in addition to the Early Conversion Shares if, during any monthly period prior to January 1, 1998 designated in writing to us (the "Designation Period"), the average daily low bid price for each day
