FORM 4 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 OF SECURITIES 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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(Print or Type Responses)

1. Name and Address of Reporting Person * RS Properties I LLC   2. Issuer Name and Ticker or Trading Symbol KRONOS ADVANCED TECHNOLOGIES INC [KNOS.OB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) __X__ Other (specify below) Mbr 13(d) grp owning + 10% (Last) (First) (Middle) 40 WALL STREET, 23RD FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 08/08/2007 (Street) NEW YORK, NY 10005 4. If Amendment, Date Original Filed(Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

See Footnote (1)

$ 0.0028

08/08/2007

S

$ 920,000

(2)

06/19/2010

Common Stock

(3)

$ 920,000

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RS Properties I LLC 40 WALL STREET 23RD FLOOR NEW YORK, NY 10005		X		Mbr 13(d) grp owning + 10%

Signatures

/s/ John Lack		08/10/2007
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Secured Convertible Promissory Note due June 19, 2010.
(2)	Immediately.
(3)	328,571,428, assuming the current principal balance of $920,000 million of the Secured Convertible Promissory Note is converted at a Conversion Price of $0.0028. The number of shares of Common Stock the Secured Convertible Promissory Note is convertible into is determined by dividing (x) that portion of the outstanding principal balance under the Secured Convertible Promissory Note being converted as of the date of conversion by (y) the then applicable Conversion Price. Excludes up to 1,985,714,285 additional shares of Common Stock which may become issuable if the Secured Convertible Promissory Note is funded in full. The holder has the right to advance an additional $5.56 million under the terms of the Secured Convertible Promissory Note

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