Sec Form 3 Filing - Chatelier Ronald @ UNIVERSAL BIOSENSORS INC - 2007-06-29

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Chatelier Ronald 2. Issuer Name and Ticker or Trading Symbol UNIVERSAL BIOSENSORS INC [ UBI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Research Scientist (Last) (First) (Middle) 103 RICKETTS ROAD, MT. WAVERLEY 3. Date of Earliest Transaction (MM/DD/YY) 06/29/2007 (Street) VICTORIA, C33149 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 1,468,464 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) $ 0.29 12/31/2004( 1 ) 12/31/2013 Common Stock 115,993 D Stock Option (Right to Buy) $ 0.33 01/01/2007( 2 ) 12/31/2015 Common Stock 36,248 D Stock Option (Right to Buy) $ 1.25 ( 4 ) 12/31/2007( 3 ) 03/21/2017 Common Stock 28,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Chatelier Ronald 103 RICKETTS ROAD MT. WAVERLEY VICTORIA, C33149 Chief Research Scientist Signatures /s/ Ronald Chatelier 06/29/2007 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The stock options vested and became exercisable in three equal annual installments on December 31, 2004, 2005 and 2006 respectively. ( 2 )1/3 of the stock options vested and became exercisable on January 1, 2007. The remaining stock options vest and become exercisable in two equal annual installments on January 1, 2008 and 2009 respectively. ( 3 )The stock options vest and become exercisable in three equal annual installments on December 31, 2007, 2008 and 2009 respectively. ( 4 )The exercise price of these stock options is stated in Australian dollars.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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