SEE REVERSE SIDE FOR CERTAIN DEFINITIONS

Exhibit 4.1

THIS CERTIFIES THAT

is the owner of

FULLY PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK, OF THE PAR VALUE OF $.01 PER SHARE, OF

PATTERSON COMPANIES, INC.

Common

transferable on the books of the Corporation by the holder hereof in person or by Attorney upon surrender of this certificate properly endorsed. This Certificate is not valid until countersigned by the Transfer Agent and Registrar.

IN WITNESS WHEREOF, the said Corporation has caused this certificate to be signed by facsimile signatures of its duly authorized officers.

Dated:

The Corporation is authorized to issue shares of more than one class or series of Preferred Stock of the par value of one cent ($.01) per share. The Board of Directors of the Corporation has the authority to determine the relative rights and preferences of each such class or series. The Corporation will furnish, without charge, to each shareholder who so requests, a full statement of the designations, preferences, limitations, relative rights and voting power granted to or imposed upon the shares of each class or series authorized to be issued, and the authority of the board to determine the relative rights and preferences of subsequent classes or series.

The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws and regulations:

Additional abbreviations may also be used though not in the above list.

For value received                      hereby sell, assign and transfer unto

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PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS OF ASSIGNEE

___________________________________________________________________________________________________________

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______________________________________________________________________________________________________ Shares of the capital stock represented by the within Certificate, and do hereby irrevocably constitute and appoint _______________ ___________________________________________________________________________________________________ Attorney to transfer the said stock on the books of the within-named Corporation with full power of substitution in the premises.