1 UNITED STATES ------------------------- SECURITIES AND EXCHANGE COMMISSION OMB APPROVAL Washington, D.C. 20549 ------------------------- OMB Number 3235-0145 Expires October 31, 1994 SCHEDULE 13G Estimated average burden ------------------------- UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4) PROTEIN DESIGN LABS, INC. ----------------------------------------- (Name of Issuer) Common Stock, $0.01 Par Value ----------------------------------------- (Title of Class of Securities) 74369L-10-3 ----------------------------------------- (CUSIP Number) Check the following box if a fee is being paid with this statement / /. (A fee is not required only if the filing person: (1) has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent thereto reporting beneficial ownership of five percent or less of such class.) (See Rule 13d-7.) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). SEC 1745 (2/92) Page 1 of 5 pages 2 CUSIP NO. 74369L-10-3 SCHEDULE 13G PAGE 2 OF 4 PAGES --------------------- ----- ----- (1) NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSON Cary L. Queen --------------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [ ] (B) [X] --------------------------------------------------------------------- (3) SEC USE ONLY --------------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION United States --------------------------------------------------------------------- (5) SOLE VOTING POWER NUMBER OF 881,750* SHARES -------------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER OWNED BY 0 EACH -------------------------------------------------------- REPORTING (7) SOLE DISPOSITIVE POWER PERSON WITH 881,750* -------------------------------------------------------- (8) SHARED DISPOSITIVE POWER 0* -------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 881,750 --------------------------------------------------------------------- (10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES* [ ] N/A --------------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 5.54% --------------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* IN --------------------------------------------------------------------- * See Item 4 *SEE INSTRUCTIONS BEFORE FILLING OUT! PAGE 2 OF 4 PAGES ----- ----- 3 Page 3 of 4 Pages SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Item 1(a). Name of Issuer: Protein Design Labs, Inc. Item 1(b). Address of Issuer's Principal Executive Offices: 2375 Garcia Avenue Mountain View, CA 94043 Item 2(a) Name of Person Filing: Cary L. Queen Item 2(b) Address of Principal Business Office or, if none, Residence: Protein Design Labs, Inc. 2375 Garcia Avenue Mountain View, CA 94043 Item 2(c) Citizenship: The filing person is a citizen of the United States of America. Item 2(d) Title of Class of Securities: Common Stock, $.01 par value Item 2(e) CUSIP Number: 74369L-10-3 Item 3. Type of Person: Not Applicable Item 4. Ownership (at December 31, 1996): (a) Amount owned "beneficially" within the meaning of rule 13d-3: 881,750 shares; includes 145,000 shares which are subject to purchase within 60 days pursuant to the exercise of stock options. Also includes 1,600 shares that are held in various trusts in which reporting person has sole power to vote and/or direct the vote and sole power to dispose or to direct such disposition. Reporting person disclaims beneficial ownership of such 1,600 shares. (b) Percent of class: 5.54%, based on the total number of shares outstanding on December 31, 1996. (c) Number of shares as to which such person has: (i) sole power to vote or to direct the vote: 881,750 shares (ii) shared power to vote or to direct the vote: none (iii) sole power to dispose or to direct the disposition of: 881,750 shares (1) (iv) shared power to dispose or to direct the disposition of: 880,150 (2) (1) 1,600 shares are held in various trusts in which reporting person has sole power to vote and/or direct the vote and sole power to dispose or to direct such disposition. Reporting person disclaims beneficial ownership of all such shares. (2) Reporting person shares the power to dispose or to direct the disposition of his 880,150 shares with Dr. Laurence Jay Korn, a separate reporting person. Item 5. Ownership of Five Percent or Less of a Class: Not Applicable 4 Page 4 of 4 Pages Item 6. Ownership of More than Five Percent on Behalf of Another Person: Not Applicable Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company Not Applicable Item 8. Identification and Classification of Members of the Group: See Item 4(c)(iv) Note(2) Item 9. Notice of Dissolution of Group: Not Applicable Item 10. Certification Not Applicable SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: 2/11/97 /s/ Cary L. Queen --------------------------- -------------------------------