FORM 4
      
 
      
__ Check this box if no
      longer 
     subject to Section 16. Form
      4
     or Form 5 obligations
      may 
     continue. See Instruction
      1(b).

      
     (Print or Type Responses)
      
    
      
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(f) of the Investment Company Act of 1940
    
      
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1.  Name and Address of Reporting Person*
      

 
      
Purkait,
      Bobby

 
    
      
2.  Issuer Name and Tickler or
      Trading Symbol  

 
      

      Mentor Corporation ("MNTR")
    
      
6.  Relationship of Reporting Person(s) to
      Issuer (Check all applicable)
      
___  
      Director               
      ___ 10% Owner
      

      _X__  Officer (give title
      below)    
      
___  Other (specify below)
      
__________________________________

      Senior Vice President, Science
      Technology and New Business Development
    
  
    
      
(Last)     (First)
          (Middle)

      201 Mentor Drive

 
    
      
3. I.R.S. Identification
      Number of Reporting Person, if an
      entity   (voluntary) 
    
      
4.  Statement for Month/Day/Year 
      

  November  13, 2002
  
    
      
(Street)

      Santa Barbara, CA 93111
    
      
5.  If Amendment, Date
      of Original (Month/Year) 
    
      
7.  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
  
    
      
Common Stock
    
      11/13/02
    
      11/13/02
    
      M
    
      
  
    
      7,500
    
      A
    
      $6.75
    
      
  
    
      
  
    
      D
    
      
  
  
    
      Common Stock
    
      11/13/02
    
      11/13/02
    
      
S  
    
      
  
    
      3,500
    
      D
    
      
$40.00  
    
      
  
    
      
  
    
      
D
    
      
  
  
    
      Common Stock
    
      11/13/02
    
      11/13/02
    
      S
    
      
  
    
      4,000
    
      
D
    
      
$40.015  
    
      
  
    
      
  
    
      
D
    
      
  
  

 


  
    
      
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 Exerciseable
   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
    
      Securities
    
      Beneficially
     Owned
      at
     End of Month 
    
      (Instr. 4) 
    
      
11.Nature  of
    
      Indirect
    
      Beneficial
    
      Ownership
     (Instr. 4) 
  
    
      
Code
    
      
V
    
      
(A)
    
      
(D)
    
      
Date Exercisable
    
      
Expiration Date
    
      
Title
    
      
Amount or Number of
      Shares
  
    
      
Option, Right to Buy
    
      $6.75
    
      
11/13/02
    
       
    
      
  M
    
      
  
    
      
  
    
      
 7,500
    
      
4/15/95
    
      
4/15/04
    
      
Common Stock
    
      
7,500
    
      0
    
      
  
    
      
  
    
      
  
  
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
       
    
      204,500
    
       
    
       
  
    
      
  
    
      
  
    
      
  
    
       
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  
    
      
  



  
    
      
Explanation of Responses:
  
 
 
      

  
    
      
 
    
      
                                                   
**Signature
      of Reporting Person
    
      
                November
      13, 2002              
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).
  
    
      
Note:
    
      
File three copies of this Form, on of which must be
      manually signed. If space is insufficient, see Instruction 6 for
      procedure