Sec Form 4 Filing - BEECKEN DAVID K @ PATTERSON COMPANIES, INC. - 2005-06-23

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 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 BEECKEN DAVID K 2. Issuer Name and Ticker or Trading Symbol PATTERSON COMPANIES, INC. [ PDCO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) BEECKEN PETTY O'KEEFE & COMPANY, 131 SOUTH DEARBORN STREET, SUITE 2800 3. Date of Earliest Transaction (MM/DD/YY) 06/23/2005 (Street) CHICAGO, IL60603 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 0 D Common Stock 06/23/2005 G 12,000 D $ 0 348,000 I In Trust for members of reporting persons immediate family.

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 Director Stock Options ( 1 ) ( 2 ) ( 3 ) Common Stock 74,860 74,860 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BEECKEN DAVID K BEECKEN PETTY O'KEEFE & COMPANY 131 SOUTH DEARBORN STREET, SUITE 2800 CHICAGO, IL60603 X Signatures Matthew L. Levitt, by Power of Attorney 06/24/2005 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Options granted as follows: 36,000 on 10/01/2001 at $18.475; 12,000 on 9/10/02 at $23.9425; 888 on 4/29/02 at $22.57; 12,000 on 9/9/03 at $27.8575; 1,052 on 4/28/03 at $19.965; 536 on 4/26/04 at $38.50; 12,000 on 9/13/04 at $37.18 and 384 on 5/2/05 at $50.75. ( 2 )Options exercisable as follows: 36,000 on October 1 of 2002; 12,000 on 9/10/2003; 885 on 4/29/2003; 12,000 on 9/9/04; 1,032 on 4/28/04; 536 on 4/26/05, 12,000 on 9/13/05 and 384 on 5/2/06. ( 3 )All grants expire 10 years after grant date.

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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