content: UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  Washington, D.C. 20549
  
  FORM 144
  
  NOTICE OF PROPOSED SALE OF SECURITIES
  PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
  ATTENTION: Transmit for filing 3 copies of this form concurrently with either
   placing an order with a broker to execute sale or executing a sale directly
  with a market maker.
  1 (a) NAME OF ISSUER (Please type or print)
  (b) IRS IDENT. NO.
  (c) S.E.C.
  FILE NO.
  WORK LOCATION
  WD-40 Company
  95-1797918
  000-06936
    United States
  1
  (d) ADDRESS OF ISSUER STREET CITY STATE ZIP CODE (e) TELEPHONE NO. 1061
   Cudahy Place San Diego CA 92110 AREA CODE NUMBER 619
  275-1400
  2 (a)
  NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD
  (b) IRS IDENT.
   NO.
  (c) RELATIONSHIP TO ISSUER (d) ADDRESS STREET CITY STATE ZIP CODE
  William B. Noble N/A Exec. Officer Brick Close, Kiln Farm Keynes, UK MK113LJ
   INSTRUCTION:  The person filing this notice should contact the issuer to
  obtain the I.R.S. Identification Number and the S.E.C. File Number.
  3 (a)
  Title of the Class of Securities To Be Sold
  (b)
  Name and Address of
  Each Broker Through Whom the Securities are to be Offered or Each Market Maker
   who is Acquiring the Securities
  SEC USE ONLY (c) Number of Shares
  or Other Units To Be Sold (See instr. 3(c)) (d)
  Aggregate Market Value
  (See instr. 3(d)) (e) Number of Shares or Other Units Outstanding
  (See instr. 3(e)) (f) Approximate Date of Sale
  (See instr. 3(f))
  (MO. DAY YR.) (g) Name of Each Securities Exchange
  (See instr. 3(g)) Broker-Dealer
  File Number Common Stock Computershare Securities Corp.
  2 North LaSalle Street
  Chicago, IL  60602
  
  Broadcort Correspondent Clearing Division
  Merrill, Lynch, Pierce, Fenner & Smith Incorporated
  101 Hudson Street, 7th Floor
  Jersey City, New Jersey 07302 10,800  $369,036 (1)16,441,067 (2) NASDAQ
  INSTRUCTIONS:
  1. (a) Name of issuer 3. (a) Title of the class of securities to be sold
  (b) Issuer's I.R.S. Identification Number (b) Name and address of each
  broker through whom the securities are intended to be sold  (c) Issuer's
  S.E.C. file number, if any  (c) Number of shares or other units to be sold
   (if debt securities, give the aggregate face amount) (d) Issuer's address,
  including zip code (d)
  Aggregate market value of the securities to be sold
  as of a specified date within 10 days prior to the filing of this notice
  (e) Issuer's telephone number, including area code (e) Number of shares or
  other units of the class outstanding, or if debt securities the face amount
  thereof outstanding, as shown by the most recent report or statement published
   by the issuer (f) Approximate date on which the securities are to be sold
  2.(a) Name of person for whose account the securities are to be sold
  (g) Name of each securities exchange, if any, on which the securities are
  intended to be sold (b) Such person's I.R.S. identification number, if such
  person is an entity  (c) Such person's relationship to the issuer (e.g.,
  officer, director, 10% stockholder, or member of immediate family of any of
  the foregoing) (d) Such person's address, including zip code Potential persons
   who are to respond to the collection of information contained in this form are
   not required to respond unless the form displays a currently valid OMB
  control number.SEC 1147 (01-04)
  
  TABLE I -- SECURITIES TO BE SOLD
  Furnish the following information with respect to the acquisition of the
  securities to be sold and with respect to the payment of all or any part of
  the purchase price or other consideration therefor:
  
  Title of the Class Date you Acquired Nature of Acquisition Transaction Name
  of Person from Whom Acquired
  (If gift, also give date donor acquired) Amount of Securities Acquired Date
  of Payment Nature of Payment Common Stock (2) Exercise of stock option WD-40
  Company 10,800 (2) Sale Proceeds (2)
  INSTRUCTIONS: If the securities were purchased and full payment therefor was
  not made in cash at the time of purchase, explain in the table or in a note
  thereto the nature of the consideration given. If the consideration consisted
  of any note or other obligation, or if payment was made in installments
  describe the arrangement and state when the note or other obligation was
  discharged in full or the last installment paid.
  
  TABLE II -- SECURITIES SOLD DURING THE PAST 3 MONTHS
  Furnish the following information as to all securities of the issuer sold
  during the past 3 months by the person for whose account the securities are
  to be sold.
  
  Name and Address of Seller Title of Securities Sold Date of Sale Amount of
  Securities Sold Gross Proceeds N/A REMARKS:
  (1)  Estimated based on the fair market value at market close on 7/31/08
  of $34.17/share.
  (2)  These control securities, registered on Form S-8, will be acquired upon
  the proposed exercise of stock options for 10,800 shares and sold on the same
  day pursuant to a cashless stock option exercise transaction processed by the
  Issuer's stock option plan administrator.  The proposed transaction will be
  completed pursuant to a Rule 10b5-1 trading plan adopted by the reporting
  person on 7/31/08.  The representations of the reporting person regarding
  knowledge of material adverse information in regard to the current and
  prospective operations of the Issuer were made and they were true and correct
   as of the date of adoption of the Rule 10b5-1 trading plan.
  
  INSTRUCTIONS: ATTENTION: See the definition of "person" in paragraph (a) of
  Rule 144. Information is to be given not only as to the person for whose
  account the securities are to be sold but also as to all other persons include
  d in that definition. In addition, information shall be given as to sales by
  all persons whose sales are required by paragraph (e) of Rule 144 to be
  aggregated with sales for the account of the person filing this notice. The
   person for whose account the securities to which this notice relates are to be
   sold hereby represents by signing this notice that he does not know any
  material adverse information in regard to the current and prospective
  operations of the Issuer of the securities to be sold which has not been
   publicly disclosed.
  07/31/2008 DATE OF NOTICE   (SIGNATURE) /s/ Maria M. Mitchell as Attorney in
  Fact for William B. Noble The notice shall be signed by the person for whose
  account the securities are to be sold. At least one copy of the notice shall
  be manually signed.
  Any copies not manually signed shall bear typed or printed signatures.
  ATTENTION: Intentional misstatements or omission of facts constitute
  Federal Criminal Violations (See 18 U.S.C. 1001) SEC 1147 (01-04)
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text: UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  Washington, D.C. 20549
  
  FORM 144
  
  NOTICE OF PROPOSED SALE OF SECURITIES
  PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
  ATTENTION: Transmit for filing 3 copies of this form concurrently with either
   placing an order with a broker to execute sale or executing a sale directly
  with a market maker.
  1 (a) NAME OF ISSUER (Please type or print)
  (b) IRS IDENT. NO.
  (c) S.E.C.
  FILE NO.
  WORK LOCATION
  WD-40 Company
  95-1797918
  000-06936
    United States
  1
  (d) ADDRESS OF ISSUER STREET CITY STATE ZIP CODE (e) TELEPHONE NO. 1061
   Cudahy Place San Diego CA 92110 AREA CODE NUMBER 619
  275-1400
  2 (a)
  NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD
  (b) IRS IDENT.
   NO.
  (c) RELATIONSHIP TO ISSUER (d) ADDRESS STREET CITY STATE ZIP CODE
  William B. Noble N/A Exec. Officer Brick Close, Kiln Farm Keynes, UK MK113LJ
   INSTRUCTION:  The person filing this notice should contact the issuer to
  obtain the I.R.S. Identification Number and the S.E.C. File Number.
  3 (a)
  Title of the Class of Securities To Be Sold
  (b)
  Name and Address of
  Each Broker Through Whom the Securities are to be Offered or Each Market Maker
   who is Acquiring the Securities
  SEC USE ONLY (c) Number of Shares
  or Other Units To Be Sold (See instr. 3(c)) (d)
  Aggregate Market Value
  (See instr. 3(d)) (e) Number of Shares or Other Units Outstanding
  (See instr. 3(e)) (f) Approximate Date of Sale
  (See instr. 3(f))
  (MO. DAY YR.) (g) Name of Each Securities Exchange
  (See instr. 3(g)) Broker-Dealer
  File Number Common Stock Computershare Securities Corp.
  2 North LaSalle Street
  Chicago, IL  60602
  
  Broadcort Correspondent Clearing Division
  Merrill, Lynch, Pierce, Fenner & Smith Incorporated
  101 Hudson Street, 7th Floor
  Jersey City, New Jersey 07302 10,800  $369,036 (1)16,441,067 (2) NASDAQ
  INSTRUCTIONS:
  1. (a) Name of issuer 3. (a) Title of the class of securities to be sold
  (b) Issuer's I.R.S. Identification Number (b) Name and address of each
  broker through whom the securities are intended to be sold  (c) Issuer's
  S.E.C. file number, if any  (c) Number of shares or other units to be sold
   (if debt securities, give the aggregate face amount) (d) Issuer's address,
  including zip code (d)
  Aggregate market value of the securities to be sold
  as of a specified date within 10 days prior to the filing of this notice
  (e) Issuer's telephone number, including area code (e) Number of shares or
  other units of the class outstanding, or if debt securities the face amount
  thereof outstanding, as shown by the most recent report or statement published
   by the issuer (f) Approximate date on which the securities are to be sold
  2.(a) Name of person for whose account the securities are to be sold
  (g) Name of each securities exchange, if any, on which the securities are
  intended to be sold (b) Such person's I.R.S. identification number, if such
  person is an entity  (c) Such person's relationship to the issuer (e.g.,
  officer, director, 10% stockholder, or member of immediate family of any of
  the foregoing) (d) Such person's address, including zip code Potential persons
   who are to respond to the collection of information contained in this form are
   not required to respond unless the form displays a currently valid OMB
  control number.SEC 1147 (01-04)
  
  TABLE I -- SECURITIES TO BE SOLD
  Furnish the following information with respect to the acquisition of the
  securities to be sold and with respect to the payment of all or any part of
  the purchase price or other consideration therefor:
  
  Title of the Class Date you Acquired Nature of Acquisition Transaction Name
  of Person from Whom Acquired
  (If gift, also give date donor acquired) Amount of Securities Acquired Date
  of Payment Nature of Payment Common Stock (2) Exercise of stock option WD-40
  Company 10,800 (2) Sale Proceeds (2)
  INSTRUCTIONS: If the securities were purchased and full payment therefor was
  not made in cash at the time of purchase, explain in the table or in a note
  thereto the nature of the consideration given. If the consideration consisted
  of any note or other obligation, or if payment was made in installments
  describe the arrangement and state when the note or other obligation was
  discharged in full or the last installment paid.
  
  TABLE II -- SECURITIES SOLD DURING THE PAST 3 MONTHS
  Furnish the following information as to all securities of the issuer sold
  during the past 3 months by the person for whose account the securities are
  to be sold.
  
  Name and Address of Seller Title of Securities Sold Date of Sale Amount of
  Securities Sold Gross Proceeds N/A REMARKS:
  (1)  Estimated based on the fair market value at market close on 7/31/08
  of $34.17/share.
  (2)  These control securities, registered on Form S-8, will be acquired upon
  the proposed exercise of stock options for 10,800 shares and sold on the same
  day pursuant to a cashless stock option exercise transaction processed by the
  Issuer's stock option plan administrator.  The proposed transaction will be
  completed pursuant to a Rule 10b5-1 trading plan adopted by the reporting
  person on 7/31/08.  The representations of the reporting person regarding
  knowledge of material adverse information in regard to the current and
  prospective operations of the Issuer were made and they were true and correct
   as of the date of adoption of the Rule 10b5-1 trading plan.
  
  INSTRUCTIONS: ATTENTION: See the definition of "person" in paragraph (a) of
  Rule 144. Information is to be given not only as to the person for whose
  account the securities are to be sold but also as to all other persons include
  d in that definition. In addition, information shall be given as to sales by
  all persons whose sales are required by paragraph (e) of Rule 144 to be
  aggregated with sales for the account of the person filing this notice. The
   person for whose account the securities to which this notice relates are to be
   sold hereby represents by signing this notice that he does not know any
  material adverse information in regard to the current and prospective
  operations of the Issuer of the securities to be sold which has not been
   publicly disclosed.
  07/31/2008 DATE OF NOTICE   (SIGNATURE) /s/ Maria M. Mitchell as Attorney in
  Fact for William B. Noble The notice shall be signed by the person for whose
  account the securities are to be sold. At least one copy of the notice shall
  be manually signed.
  Any copies not manually signed shall bear typed or printed signatures.
  ATTENTION: Intentional misstatements or omission of facts constitute
  Federal Criminal Violations (See 18 U.S.C. 1001) SEC 1147 (01-04)