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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1. Name and Address of Reporting Person * KLEINER PERKINS CAUFIELD & BYERS XIII, LLC   2. Issuer Name and Ticker or Trading Symbol RPX Corp [RPXC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 2750 SAND HILL ROAD 3. Date of Earliest Transaction (Month/Day/Year) 02/16/2012 (Street) MENLO PARK, CA 94025 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ 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 Common Stock 02/16/2012   J(1)   932,600 D $ 0 7,085,875 D (2)   Common Stock 02/16/2012   J(3)   466,300 A $ 0 466,300 D (4)   Common Stock 02/16/2012   J(5)   466,300 D $ 0 0 D (4)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
KLEINER PERKINS CAUFIELD & BYERS XIII, LLC 2750 SAND HILL ROAD MENLO PARK, CA 94025		X
KPCB XIII Associates, LLC 2750 SAND HILL ROAD MENLO PARK, CA 94025		X

Signatures

/s/ Martin Roberts as Attorney-In-Fact for Kleiner Perkins Caufield & Byers XIII, LLC		02/21/2012
**Signature of Reporting Person		Date
/s/ Martin Roberts as Attorney-In-Fact for KPCB XIII Associates, LLC		02/21/2012
**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)	Kleiner Perkins Caufield & Byers XIII, LLC ("KPCB XIII") made pro rata distributions for no consideration of 932,600 shares of common stock of the issuer to its members on February 16, 2012 (the "Distribution").
(2)	The shares are directly held by KPCB XIII. The managing member of KPCB XIII is KPCB XIII Associates, LLC ("KPCB XIII Associates"). The voting and dispositive control over these shares is shared by individual managing directors of KPCB XIII, none of whom has veto power. Excludes 512,104 shares in the aggregate beneficially owned by individuals and entities affiliated with KPCB XIII and held for convenience in the name of "KPCB Holdings, Inc. as nominee," for the accounts of such individuals and entities each of whom exercise their own voting and dispositive control over such shares.
(3)	Shares acquired in connection with the Distribution of such shares to the members of KPCB XIII Associates.
(4)	Shares are owned directly by KPCB XIII Associates and the individual managing directors may be deemed to have shared voting and dispositive power over the shares owned by KPCB XIII Associates.
(5)	KPCB XIII Associates made pro rata distributions for no consideration of 466,300 shares of common stock of the issuer to its members on February 16, 2012.
Remarks: The reporting persons disclaim beneficial ownership of these shares except to the extent of any pecuniary interest therein, and the filing of this report is not an admission that the reporting persons are the beneficial owners of these shares for purposes of Section 16 or for any other purpose.

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